{"product_id":"qsc-ks112-active-12in-subwoofer-ultra-compact-bandpass-sub","title":"QSC KS112 Active 12in Subwoofer - Ultra-Compact Bandpass Sub","description":"\u003cp\u003eOur review of the QSC KS112 finds an ultra-compact active 12in subwoofer that suits installers and mobile entertainers who need deep low end from a small footprint. The single biggest reason to buy is the combination of a 12in bandpass cabinet and a 2000 watt peak Class D amplifier module that deliver surprising punch for venues where space and portability matter. This is a practical, professionally finished unit built from premium birch with casters and threaded pole receptacles for reliable deployment.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-compact bandpass design:\u003c\/strong\u003e The single 12in driver in a bandpass cabinet delivers focused low-frequency output while keeping the cabinet footprint small for tight stages or installs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowerful Class D amplifier:\u003c\/strong\u003e The integrated 2000 watt peak power module supplies headroom and transient punch without adding external amplification to the signal chain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable birch construction:\u003c\/strong\u003e A premium birch cabinet provides long-term durability for repeated transport and installed applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile mounting options:\u003c\/strong\u003e Two M20 threaded pole receptacles allow wobble-free vertical or horizontal pole deployment for flexible stage setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntrinsic Correction tuning:\u003c\/strong\u003e Built-in loudspeaker management simplifies system tuning and helps maintain consistent sound across venues.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional security cover:\u003c\/strong\u003e The KS-LOC accessory prevents unauthorized access to controls in fixed installations where tampering is a concern.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe KS112 is aimed at gigging musicians, mobile DJs and AV professionals who need a portable subwoofer that still sounds authoritative. Installers working in bars, houses of worship or corporate AV will appreciate the compact footprint, birch cabinet and thread-mounted pole support for tidy, secure setups.\u003c\/p\u003e\u003cp\u003eThose who need very low extension below what a single 12in bandpass can offer or who require an ultra-lightweight plastic enclosure for flyable arrays may want to consider larger-format subs or alternatives. The KS112 shines where portability, build quality and practical power are priorities.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompact bandpass form factor provides solid low-frequency presence without a large cabinet.\u003c\/li\u003e\n\u003cli\u003eIntegrated 2000 watt peak Class D amplifier gives ample headroom without external amps.\u003c\/li\u003e\n\u003cli\u003ePremium birch construction and low-noise casters make it durable and transport-friendly.\u003c\/li\u003e\n\u003cli\u003eThreaded M20 pole receptacles ensure a secure, wobble-free mounting option.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAs a single 12in bandpass sub, it offers less extreme low-frequency extension than larger subs.\u003c\/li\u003e\n\u003cli\u003ePole not included, so users must supply a compatible threaded speaker pole for elevated deployments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesign\u003c\/td\u003e\n\u003ctd\u003eSingle 12in bandpass active subwoofer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmplifier\u003c\/td\u003e\n\u003ctd\u003eClass D module, 2000 watt peak power\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCabinet material\u003c\/td\u003e\n\u003ctd\u003ePremium birch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eTwo M20 threaded pole receptacles (vertical or horizontal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePortability\u003c\/td\u003e\n\u003ctd\u003eHigh, includes low-noise casters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003eIntrinsic Correction loudspeaker management\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecurity option\u003c\/td\u003e\n\u003ctd\u003eOptional KS-LOC security cover\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe QSC KS112 is a well-engineered, ultra-compact subwoofer that balances portability and professional performance. For installers and mobile entertainers who need reliable low end from a small cabinet, its birch construction, integrated Class D power and intrinsic tuning deliver strong value. Buyers seeking the deepest bass at the lowest frequencies may prefer larger subs, but for tight spaces the KS112 is an excellent, practical choice.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eDoes the KS112 require an external amplifier?\u003c\/strong\u003e\u003cbr\u003eThe KS112 is an active subwoofer with an integrated Class D amplifier module, so no external amplifier is required.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan it be pole-mounted?\u003c\/strong\u003e\u003cbr\u003eYes, it has two M20 threaded pole receptacles for secure vertical or horizontal pole mounting, though the pole itself is not included.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs there a way to prevent tampering with controls?\u003c\/strong\u003e\u003cbr\u003eQSC offers an optional KS-LOC security cover to prevent unauthorized access to controls in installed environments.\u003c\/p\u003e","brand":"QSC","offers":[{"title":"Default Title","offer_id":48204193988827,"sku":"B07978NQ67","price":1299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51FkVqE2k0L._AC_SL1200.jpg?v=1770262725","url":"https:\/\/gearmusthave.com\/products\/qsc-ks112-active-12in-subwoofer-ultra-compact-bandpass-sub","provider":"GearMustHave","version":"1.0","type":"link"}