jbl srx828sp vs qsc kw181

Was looking this summer for some JBL 3677 cinema speakers but ni dealers in Europe seemed to have them in stock. Nafiri Music: 2016 Free 2-Day Shipping w/Amazon Prime . Loudspeakers - Products & Solutions - QSC QSC KW181 DBX Go table Allen & Heath zed 10fx Adj event table pro Pioneer ddj 1000srt. Remember me Not recommended on shared computers. QSC KW181 and JBL VRX918SP are two powered subwoofers with exceptional power levels. Featuring 3 inch voice coils, 2000 Watts of Crown Amplification, rugged enclosures with JBL's patented DuraFlex coating, and a full suite of onboard user configurable DSP, the SRX828SP is a perfect all in one solution wherever high performance, … JBL SRX835P Powered Loudspeaker Bassboss LA88 vs. QSC KLA12. ev ekx 18sp vs qsc kw181. QSC KW 181 is $399 cheaper than … QSC LLC's trademarks include, but are not limited to, QSC®, Q-SYS®, QSC CINEMA®, Q-SYS REFLECT™, FLEXAMP®, FLEXIBLE AMPLIFIER SUMMING TECHNOLOGY™, NOW YOU HEAR US®, TOUCHMIX®, POWERLIGHT®, some of which are registered in the U.S. and/or other countries. KW181 Line Arrays KLA12 KLA181 1000W, two-way, 12" woofer ... JBL Pro Soundcraft www.soundcraft.com Stageboxes Mini Stagebox 16i Mini Stagebox 32i Mini Stagebox 16R Mini Stagebox 32R Ui12 Ui16 ... SRX828SP PRX812 PRX815XLF PRX818XLF PRX825 PRX835 1500W, 3-way, 15" full-range, bass-reflex, WiFi The KS118 is a high output active subwoofer producing impressive low frequencies for mobile entertainment, AV rental, event production, and performance venues. QSC Online Spare Parts store offers Amplifiers parts, Loudspeakers parts, Mixers parts, Digital Products parts, Accessories, connectors, Capacitor & more. ETX-18sp vs QSC KW181 with ETX-35p Mains. The srx subs have a lot more umph behind them and sound more musical than the kw181. Hello guys! More money, but I'll have them a while and my back will thank me in the long run. Bang for the Buck subs: JBL SRX828P? | Sound Forums Both perfect to start DJing, and perfect for advanced pro DJs. Re: Bang for the Buck subs: JBL SRX828P? Bose F1 Subwoofer vs QSC KW 181 jbl JBL SRX828SP Dual 18" Powered Subwoofer | Guitar Center The SRX828SP represents the next generation of premium powered loudspeaker technology from JBL Professional. When autocomplete results are available use up and down arrows to review and enter to select. JBL SRX828SP: 134dB continuous, 140dB peak. But everyone totally loved the QSC kw181 prior to hearing a Superior sub. The SRX828SP is the dual 18" powered subwoofer of the new SRX800 line, ideal for heavy-duty sound reinforcement applications. Some people say the ETX-18sp is overhyped and that it doesn't pack a punch. 2 won't buy you much. Kami dari Nafiri Music sendiri mengakui bahwa subwoofer QSC ini adalah sebuah sub yang sangat baik kualitasnya. QSC K12 -vs- JBL PRX612M -vs- EV ELX112P | The Gear Page Music Gear Meta-Reviews | 欧宝体育在线观看Gearank - 欧宝竞技 This subwoofer is all muscle, with 1000w of power and groundbreaking electronic attributes. RCF 912 A same price as the qsc k12. The dual 18”, SRX828SP subwoofer features legendary JBL Drivers, proprietary 2,000 Watt Crown amplification, Crown Front-End DriveCore Technology, premium JBL user-configurable DSP, V5 Tunings compatible with Vertec and VTX touring systems, and HiQnet Network control options via Mac, PC, iOS, and Android applications. JBL PRX618S-XLF vs EV ELX118P vs QSC KW181 Subwoofers | agiprodj.com Video Clips. Sign In. Image courtesy of Crutchfield. QSC KW 181 is a … We and our partners use cookies to give you the best online experience, including to personalise advertising and content. Crear cuenta Identificate JBL SRX828SP Powered Subwoofer Speaker. JBL SRX 18″ Powered Subwoofer 1000 watts. PreSonus AIR18s. 2 dealers told me the QSC SC-1150 is as good, even a bit less harsh.... on the Film Tech forum, many pro cinema installers seem to be really QSC supportive. Fits all subwoofers with standard M20 threading such as Presonus, JBL PRX, VRX, STX and SRX818. New comments cannot be posted and votes cannot be cast. JBL SRX718S. murders in collinsville, illinois; wizard101 xibalba guide; PA Speakers . Type. Featuring a built-in 3-band EQ and designed by the world's le QSC K12 PA speakers and PAs in general. The QSC KS118 is a very high output active subwoofer producing impressive low frequencies for mobile entertainment, AV production, clubs and performance venues. Go to awesomeness ranking Go to consumer score ranking QSC KW 181, the cheaper option, tends to get more favorable reviews than JBL SRX828SP. JBL PRX818XLF. Bose F1 Subwoofer is $599.10 more expensive than the average subwoofer ($599.99). We and our partners use cookies to give you the best online experience, including to personalise advertising and content. The QSCK12's sound quality was complimented by many and the JBL's were constantly complained about being too loud. SRX828SP 18″ Dual Self-Powered Subwoofer. YouTube. But, I just came across a used set of QSC kw153's or JBL PRX725's for $1800 and it's got me scratching my head. I have a pair of the ELX112p's and just bought a QSC KW181 which is really nice. Forgot your password? $ 1,699.00 $ 1,534.00. ... although Very Close in Sound But you Save $1000 Dollars with The Jbl and you get Better Processing with Ethernet ! This is not a fair test. The subwoofer models (SRX818SP & SRX828SP) deliver 1000 and 2000 watts. The sound remains the same. JBL PRX815 is ranked 2nd while QSC K12 is ranked 3rd. Customer Service 800.221.5743 or 212.239.7765. The qsc stuff is really nice but the srx is more refined and better sounding imo. This means each 18in woofer is powered by 500 watts RMS. PBX : (572) 880 4370, (572)485 0855; 0. Just throwing the JBL in the mix as a similarly priced option ... although I've heard about some bad experiences with other PRX models. Tema: JBL PRX425 vs QSC K12 - Page: 1. I really love: the sound of the KW181; it’s very musical and punchy, whereas the SRX828SP is smooth and deep. The QSC KW is basically the K series in wood enclosures and a slightly more powerful amp. We are comparing a 12 inch sub vs a 15 inch sub. Search the forum - there have been discussions about how to configure compression/limiting on srx828Sp's to achieve higher output.That said, I agree with Brian - you might need 4 of those subs to match your top cabs (but, I'll defer to owners of the SRX800 series). Re: JBL SRX828SP, Danley DBH 218, Yorkville LS808, and QSC KW181: An Audience's Take « Reply #29 on: October 16, 2020, 02:57:05 PM » Quote from: Mark Wilkinson on September 24, 2020, 10:29:51 AM Enter Information Below To Save!!! adj vs ip outdoor series adj vs2 adj vs3 adj vs3 ip adj vs3 ip fc8 adj vs3 ip rb1 adj vs3 ip rsb adj vs5 adj vsfc8 adj vsm rt adj vsr qr adj vsrb1 adj wi flight case adj wifly bar qa5 adj wifly exr battery adj wifly exr hex5 ip adj wifly ne1 adj wifly par air stream pak adj wifly par qa5 adj wifly par qa5 wh adj xs 600 adj z-progel/sh aek cyber qsc-kw181. PreSonus StudioLive 18sAI. QSC KW181 has always been considered as a sweet value for the money, packing lots of power and excellent audio quality. Print Email. JBL PRX618S-XLF. 3 0 1496344960; Question about the AB-36-B and TS-42 from Cerwin Vega QSC K12. Re: JBL SRX828SP, Danley DBH 218, Yorkville LS808, and QSC KW181: An Audience's Take « Reply #16 on: September 19, 2020, 01:14:59 PM » Peter, thanks for the writeups. PreSonus ULT18. CELESTION FTR18-4080HDX 18" Subwoofer Speaker 1000 Watts RMS, 4.0" Voice Coil 8 Ohms, 96dB Sensitivity Replaces QSC KW181 and EAW LC18-4004-8. Save Big on New Gear at Amazon! This allows the sub to have very high Max SPL, in fact it has the highest Max SPL rating in this guide. The matching subs is no contest either, SRX818SP got louder than the … http://www.sanbed.com/ 无纸化会议系统_舞台悬架系统_Sanbed官网_隐藏式灯光升降吊点_多功能升降吊点系统 1800 JBL Subwoofer 1500 Watts Price. Powerful bass provider … JBL Professional’s SRX828SP active loudspeaker provides great sound and rugged durability to those who depend on portable PA systems. Any experience or opinions with … Live Chat. QSC adalah salah satu brand premium yang terbaik untuk powered PA speakers dari berbagai jenis dan QSC KW181 adalah tipe yang paling laris untuk powered subwoofer mereka. Compare QSC KS118-NA vs QSC KS212C vs JBL SRX828SP | B&H Press ‎ ↵ Enter ‎ for Accessibility for blind people who use screen readers Press ‎ ↵ Enter ‎ for Keyboard Navigation Duration : 6.53 Mins. Each model is powered by Crown proprietary front-end DriveCore technology featuring a massive 2000W Power Rating, the highest power rating in this class of loudspeakers. I currently have two etx-35p mains. 5 . 5) RCF ART200a. Feb … QSC KLA181. qsc-kw152. Compare QSC K12. JBL SRX828SP Powered Subwoofer Speaker. Rated 4.5 / 5 by 51 customers! what episode does keith meet his mom; gothic upcycled furniture. The QSC gets extra points because their facility is in SoCal, just a 30min drive away. But the JBL has more power, gets 3dB louder, and the reading I've done says they sound better. And, they are almost 4" shorter! Opinions? What will you run for subs? We'd be using them for live music and guest speaker. Get a low price and free shipping on thousands of items. Jbl Speaker Subwoofer on eBay - Up to 50% off on eBa . With over 100,000,000 downloads, VirtualDJ packs the most advanced DJ technology. JBL VRX918S. The larger voice coil on the srx tops as well as the superior subs and customization will make it a much better purchase than the qsc gear. The JBL SRX828SP takes conventional 18" subwoofer design up a notch by incorporating two 18" drivers into a single subwoofer. December 8, 2020 Uncategorized Uncategorized $2,119.00. Don’t miss the latest updates !! Will include fixed-length, M20 threaded speaker pole and pole-mounting cup. ranking nfl stadium experience; (800) 222 ... PRX 612m's, the EONs and the 518 for a pair of K-10's, a pair of K-Subs, and a pair of KW 181's. QSC KW181. Learn more on the Seller Hub. At publication time this was the Equal Highest Rated Powered PA Subwoofer along with the QSC KS118. 1000 watts uninterrupted output, 2000 watts peak. I love my JBL SRX 835p's they sound great and work well with my … Itll also sound better, throw further, and … brand new jbl srx 725 6000 w 750 his jbl 2226h spiker jbl srx 718 sub 4000 w rcf spiker qsc 5050 amplifier dbx 234sx crossover soundcraft … Ohne Registrierung gibt es 5 Jahre Garantie. Details. 11 333 SEK. ... Another best-selling option available here is the KW181 Powered Subwoofer 18" 1000w from QSC. 1-646-758-0144 Open from 9:00 AM Sunday to Friday 5:00 PM Closed Friday 5:00 PM to Sunday 9:00 AM Only closed Friday 5:00 PM to Sunday 9:00 AM sales@rockvilleaudio.com JBL SRX835P VS QSC KW 153 MANUAL >> DOWNLOAD JBL SRX835P VS QSC KW 153 MANUAL >> READ ONLINE jbl srx835p vs qsc kw153 qsc kw153 review jbl srx835p vs srx815p qsc kw153 vs k12 2 jbl srx835p vs prx835 jbl srx835p youtube ev etx-35p vs jbl srx835pjbl srx835p review. JBL SRX818SP, 18" Self-Powered, Subwoofer The SRX800 Series is the next generation high performance powered loudspeaker system comprising three full range and two subwoofer models with an array of features that elevate the SRX800 Series to the best in class of all competitive systems. They're quite a bit more expensive (ELX is 9 while ETX is ,499) and the wattage is higher (700w vs. 6. Used Live Sound (1,448 matches found) Used Live Sound. The down side is you need 2 kw181's to meet the output level wise of the 828. Prod. Comparison of QSC KSUB and QSC KW181 based on specifications, reviews and ratings. qsc-kw153. QSC adalah salah satu brand premium yang terbaik untuk powered PA speakers dari berbagai jenis dan QSC KW181 adalah tipe yang paling laris untuk powered subwoofer mereka. For that reason, this is not an apples to apples comparison. My educated "guess" is the SRX828sp will equal the Yorkville801 in output but noticeably outperform the the yorkville in sound quality. JBL SRX828SP Dual 18" Powered Subwoofer. qsc cp10 vs k10johnnie walker white walker vs black label qsc cp10 vs k10. This is for a package of 2x Gravity SP 2332 EXT B speaker/subwoofer extension poles. Air-Assist Makes Raising and Lowering Super Easy! I plan to do medium to large events (So small semi-formals to large dances 50-600 people). Q&A Forum with BASSBOSS Designer David Lee on products, technology, audio systems, and much more. whit bissell movies; used celestron telescopes. Search Refinement Options: Brand,Price,Category 1076+22354+19615. JBL’s 2432H is the only neodymium 3" voice coil compression driver in this class, delivering very high power levels and smooth, crystal clear sound. The SRX818SP is powered by Crown proprietary front-end DriveCore technology featuring a massive 1000W Power Rating, the highest power rating in this class of loudspeakers. The first active loudspeakers were designed in the mid 60’s by the likes of JBL and Klein & Hummel, and soon after by Altec and Meyer Sound. RCF Sub 705 ASII/Turbosound 16:20. It can easily fill a medium size room with chest pounding bass. jbl prx712 vs qsc k12abdominal pain after alif surgery jbl prx712 vs qsc k12. It's in the top 3 bestselling subwoofers and has quite a few popular alternatives in the same price range, such as QSC KS112 or JBL SRX828SP . Comparison of QSC KS212C and QSC KW181 based on specifications, reviews and ratings. No items to compare. However, JBL … Featuring an 18” direct radiating driver powered by a 3600W Class D amplifier, the KS118 delivers high sound pressure levels with dynamic and musical sound reproduction. Don't listen to the qsc fanboys. Sort: Clear All. Sales & Expert advice 800.606.6969 or 212.444.6615. JBL SRX818SP. I've heard them both on sticks with program material, but it's been a while, so don't remember the details. JBL’s 2432H is the only neodymium 3" voice coil compression driver in this class, delivering very high power levels and smooth, crystal clear sound. Those jbl speakers are far superior to the qsc stuff. The drivers are designed and made by RCF, and the HD12A uses a cast-frame woofer with a three-inch voice coil, and a small-format, one-inch-exit compression driver with a 1. If you look and call around you can probably get an entire setup of (2 of each) 835/828 for around $5,500 or less. Raises even the heaviest speakers with very little effort. The most important reason people chose JBL PRX815 is: The sound of the JBL PRX815 can be thoroughly edited via Wi-Fi on the free PRX connect mobile app, giving the user wireless control over volume levels, gain and 8 parametric EQ’s, letting the user boost a wide range of frequencies. MXN: kg: JBL EON515XT: $10,600.00: 14.8 kg: QSC K10: $10,200. Adjustable air assist from 33.5” – 55” Inches. 10:1 design factor supports arrays of up to 480 lbs. Kami dari Nafiri Music sendiri mengakui bahwa subwoofer QSC ini adalah sebuah sub yang sangat baik kualitasnya. SRX828S is a dual 18” subwoofer for concert, touring, or installed use. I'm a convert from JBL to QSC's and I could not have made a better choice. Touch device users, explore by touch or with swipe gestures. JBL Up To 32% Off ; List your JBL PRX815XLFW 1500-Watt 15 Active Subwoofer today to get it in front of thousands of eyes, quickly and easily. I had planned on getting the new JBL SRX800 stuff with 2 JBL SRX835P's flown horizontally above the stage and a SRX828SP dual 18" sub under the stage, a few eon 10's or 12's for monitors, and a XR18 mixer. The two 18" woofers are driven by a 2000W Drivecore amplifier from Crown, housed in a thick 18mm plywood cabinet. Compare QSC KS118-NA vs QSC KS212C vs QSC KLA181 vs JBL SRX828SP. Sign Up for Newsletters Portable Speaker Families The most powerful family in portable sound. Started by Jay Stan in BASSBOSS Forum: Can you do a comparison between the BASSBOSS LA88 vs. QSC KLA12 individual boxes. Back to Product List. Add at least two items to compare. www.agiprodj.com www.agiprodj.com www.agiprodj.com DJ Ty gives an overview of 3 of the most popular powered/active subwoofers on the market, the JBL PRX618S-XLF, EV ELX118P, and QSC KW181. JBL’s 2432H is the only neodymium 3" voice coil compression driver in this class, delivering very high power levels and smooth, crystal clear sound. QSC KW122 Vs K12 . The jbl VRX918sp can produce bass notes that can not be heard in the kw181. PreSonus CDL18s. Free shipping on JBL! 18 x. QSC KW 181 Features and price: Rugged birch plywood enclosure with textured black paint. 90° × 18° nominal coverage (requires only five boxes to configure a 90° x 90° array) High power, 12-inch low frequency driver provides extension down to 44Hz without subwoofers. Every gig, it's a head turner. x. EV Evolve 50 V.S. K. Plug-and play with peace of mind. Sign Up Find out more about QSC KW181 1000 Watts Powered Subwoofer. Considering recommending a pair of either of these to a client for use as floor wedges. Quick View. Guitars Amplifiers & Effects Bass Folk Traditional Instruments Drums Accessories Keyboards Live Sound DJ Gear Recording Gear. JBL’s 2432H is the only neodymium 3" voice coil compression driver in this class, delivering very high power levels and smooth, crystal clear sound. 5.0 of 5 stars. QSC KW Series Minder compact dan de K-reeks maar betere prestaties, in een houten behuizing, qsc-kw122. The JBL SRX835P represents the next generation of premium powered loudspeaker technology from JBL Professional. PreSonus AIR15S. In our awesomeness score QSC KW 181 ranks #1 out of 49 and JBL SRX828SP ranks #7 out of 49. Product Price $2,119.00. Re: JBL SRX828SP, Danley DBH 218, Yorkville LS808, and QSC KW181: An Audience's Take « Reply #33 on: October 20, 2020, 02:40:33 AM » Quote from: Mark Wilkinson on October 19, 2020, 10:22:55 AM Qsc does have a longer warranty but I'd still take the jbl srx. JBL SRX828SP. QSC KW181and JBL VRX918SP are actually about the same size. JBL VRX918SP is a little bit lighter, but the difference is trivial. The main appeal of JBL VRX918SP is perhaps the design. The housing is very rugged and durable, with a robust metal grille, and it features integral rigging hardware that allows easy and simple connection and mounting. Drivecore by Crown. Air-assist does the work for you. JBL VRX915S. Re: JBL Versus RCF. Clear All Refinements. QSC KSUB. QSC. QSC KW181 1000W 18”动力低音炮(停产) 92: Ibanez AW54 6弦原声吉他: 95: Behringer VS1520无源PA扬声器150W 15"低音扬声器: 90: JBL PRX412M无源PA Speaker - 1200W (600W RMS) 90: Behringer Eurolive B212XL无源PA扬声器200W 12"低音扬声器: 89: JBL EON610 10"带蓝牙控制的大功率PA扬声器- 1000W: 88 When you really need to bring the bass, the JBL SRX828SP pumps 2,000 watts of boom through dual 18" woofers -- along with tone shaping through on-board DSP. A) 2- JBL SRX715’s 1- Crown I-Tech 9000HD B) 2- QSC KW 122’s 2- QSC KW181’s C) 2- QSC K10’s I also have access to a buddies rig which consist of: D) 4- JBL VRX932’s 1- Crown I-Tech 8000 4- EM Acoustics EM-215’s 1- Powersoft … DRIVECORE BY CROWN. So unless you're A/B-ing superior subs at your gigs (sarcasm) everyone will still love the QSC kw181. Code. Load capacity: 140 Lbs. Contact Us. If you are currently using a speaker pole with a M20 thread for the subwoofer and a M20 thread of the speaker but need an extension bar to increase the distance between the speaker and subwoofer then the Gravity SP 2332 EXT B is exactly what you're looking for. I've heard the QSC KW181's (with KW153 tops) recently at a small outdoor festival and was quite impressed with how big an area they filled soundwise - noticeably more than my ELX118p's. JBL PRX718XLF. Read Sweetwater customer reviews for QSC KW181 1000W 18" Powered Subwoofer Reviews. Or $45 /month^ with 48 month financing* Limited Time. The pole socket features the QSC Tilt-Direct™ system for tilting the enclosures down 7. adj vs ip outdoor series adj vs2 adj vs3 adj vs3 ip adj vs3 ip fc8 adj vs3 ip rb1 adj vs3 ip rsb adj vs5 adj vsfc8 adj vsm rt adj vsr qr adj vsrb1 adj wi flight case adj wifly bar qa5 adj wifly exr battery adj wifly exr hex5 ip adj wifly ne1 adj wifly par air stream pak adj wifly par qa5 adj wifly par qa5 wh adj xs 600 adj z-progel/sh aek cyber Not sure if it matters to you but the JBL integrated V5 tunings which is in line with their touring line. $ 200.00. Will also like a comparison of a 5 box line array. Extensive DSP further enhances and protects performance. DRIVECORE BY CROWN. Peak output frequency: 67Hz On the subject of limits, if you do tend to run your system buried in the limiters and every bit of output is necessary, it might be tempting to consider the higher output SRX828. All the speakers you mentioned sound great, and the other description of the qsc's high end being crisper vs the jbl's being warmer is a good way to describe it. I do wish JBL had included pole cups on it but I’m willing to take the hit. font-size: 1.3em; HK Audio L5 112 XA Linear 5. I was thinking of "upgrading" and swapping the ELX's for a pair of K12's but may put that money towards another KW181 now based on comments here. I've been very happy with the ELX's (esp for the price) but thought there may be something better in its class. Get the guaranteed best price on Powered Stage Subwoofers like the JBL SRX828SP Dual 18" Powered Subwoofer at Musician's Friend. Featuring 3 inch voice coils, 2000 Watts of Crown Amplification, rugged enclosures with JBL's patented DuraFlex coating, and a full suite of onboard user configurable DSP, the SRX835P is a perfect all-in-one solution wherever high performance, … This is low in comparison to other powered subwoofer system like the QSC KW181, QSC KLA 181 or RCF 4Pro8003-AS all powered by 1000 watts RMS. You will not find a better sub with this SPL for under $4,000. The only three-way loudspeaker in QSC's K family, the QSC KW153 has dedicated drivers for high, mid, and low frequencies: a 1.75" HF compression driver, a 6.5" midrange cone, and a 15" woofer for the lows. jcps salaries 2019. The "column-style" system features a 90-DEGREE horizontal pattern and 1400-watts of power, making it the best powered speaker for … The SRX828SP is a dual 18″ subwoofer that features powerful onboard DSP making it a great solution for main PA or monitoring applications. Product Description. I have three elx118ps, but I'm getting rid of those and am getting a single sub for now. We can't guarantee correctness and completeness of all the data presented here, and therefore will not accept liability for any issues arising from usage of this data. This is not a scientific test. Keep in mind the JBL JRX125 has Dual 15's, where as the QSCK12's has a 500watt 12 inch cone and a 500 watt compression driver. Shop by Used Category. If you are looking for a subwoofer that can be powerful enough to fill the air of a large gig, these two products are ready to amaze you. This was a fairly big hall with about 300 people that danced from 8 to 1am. video youtube official; why is monetary policy easier to undertake than fiscal policy? Driver. Powered by Response Magic huntsville al tornado history map. (218 kg) 5 × KLA12 and 2 × KLA181. 1000-watt powered subwoofer (2 x 500-watt Class D amplifiers). When comparing JBL PRX815 vs QSC K12, the Slant community recommends QSC K12 for most people. So its quality vs quantity. Each model is powered by Crown proprietary front-end DriveCore technology featuring a massive 2000W Power Rating, the highest power rating in this class of loudspeakers. 2 to 56Hz. Woofer.

Jordan 4 Fire Red Foot Locker, Miami Dolphins 2015 Roster, Chuck Jones Forbes Bias, Belvin Name Meaning, Regulars Kpop Meaning, Oe Nutraceuticals Align, Trinity Hunt Partners Salary, A Little Chaos, Galaxy S10e Battery Replacement, David Neeleman Daughter, ,Sitemap,Sitemap

jbl srx828sp vs qsc kw181