{"product_id":"roland-kc-400-150w-4-channel-stereo-mixing-keyboard-amplifier","title":"Roland KC-400 150W 4-Channel Stereo Mixing Keyboard Amplifier","description":"\u003ch2\u003eRoland KC-400 150W Stereo Mixing Keyboard Amplifier\u003c\/h2\u003e\n\n\u003cp\u003eThe Roland KC-400 150W keyboard amplifier combines a four-channel stereo mixer, 12-inch woofer, horn tweeter, and flexible audio connectivity in one portable cabinet. Its full-range two-way speaker system supports keyboards, stage pianos, synthesizers, electronic instruments, and vocals while providing dedicated monitoring and expansion features for professional stage and rehearsal setups.\u003c\/p\u003e\n\n\u003cp\u003eA redesigned 150-watt power section works with Roland's twin bass-reflex cabinet to deliver extended low-frequency reproduction for instruments that demand a wide frequency range. Four stereo line channels support multi-keyboard performance rigs, while Channel 1 adds an XLR microphone input. Players seeking a keyboard amp with built-in mixer, keyboard monitor for live performance, or 150W stage keyboard amplifier can manage several sources directly from the front-panel controls.\u003c\/p\u003e\n\n\u003cp\u003eThe KC-400 also integrates easily with larger sound systems through stereo line outputs, a dedicated subwoofer output, and Stereo Link connections. Channel 4 includes Output Select for routing click or guide signals separately from the main mix. A three-band master EQ and Shape function provide additional tonal control, while metal input and output jacks support repeated professional use.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e150W Amplifier:\u003c\/strong\u003e Provides full-range amplification for stage pianos, synthesizers, organs, rhythm machines, and other electronic instruments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-Way Speaker System:\u003c\/strong\u003e Combines a custom 12-inch woofer with a horn tweeter for broad frequency coverage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour Stereo Input Channels:\u003c\/strong\u003e Connects multiple keyboards and electronic instruments through an integrated front-panel mixer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eXLR Microphone Input:\u003c\/strong\u003e Channel 1 accepts a balanced microphone signal in addition to stereo line-level instruments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwin Bass-Reflex Cabinet:\u003c\/strong\u003e Extends low-frequency response for keyboards and instruments with substantial bass content.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel 4 Output Select:\u003c\/strong\u003e Supports flexible routing of monitoring, click tracks, and guide signals during live performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStereo Link:\u003c\/strong\u003e Connects a second KC-400 to expand available inputs and create a true stereo amplification system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Outputs:\u003c\/strong\u003e Provides stereo line, subwoofer, headphone, and Stereo Link connections for stage, recording, and monitoring setups.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KC-400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Stereo mixing keyboard amplifier\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Power Output:\u003c\/strong\u003e 150 W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWoofer:\u003c\/strong\u003e 1 x 12\" custom speaker\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Frequency Driver:\u003c\/strong\u003e 1 x horn tweeter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel 1 Nominal Input Level:\u003c\/strong\u003e -50 to -20 dBu at 1 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel 2 Nominal Input Level:\u003c\/strong\u003e -20 dBu at 1 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel 3 Nominal Input Level:\u003c\/strong\u003e -20 dBu at 1 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel 4\/Monitor Input Level:\u003c\/strong\u003e -20 dBu at 1 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuxiliary Input Level:\u003c\/strong\u003e -10 dBu at 1 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStereo Link Input Level:\u003c\/strong\u003e 0 dBu at 1 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLine Output Level:\u003c\/strong\u003e +4 dBu at 1 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStereo Link Output Level:\u003c\/strong\u003e 0 dBu at 1 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSub Output Level:\u003c\/strong\u003e +4 dBu at 1 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel 1 Balanced Input:\u003c\/strong\u003e XLR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel 1 Line Inputs:\u003c\/strong\u003e Left\/Mono and right 1\/4\" phone jacks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel 2 Line Inputs:\u003c\/strong\u003e Left\/Mono and right 1\/4\" phone jacks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel 3 Line Inputs:\u003c\/strong\u003e Left\/Mono and right 1\/4\" phone jacks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel 4\/Monitor Inputs:\u003c\/strong\u003e Left\/Mono and right 1\/4\" phone jacks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLine Outputs:\u003c\/strong\u003e Left\/Mono and right 1\/4\" phone jacks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuxiliary Inputs:\u003c\/strong\u003e Left and right RCA phono jacks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStereo Auxiliary Input:\u003c\/strong\u003e 3.5 mm stereo mini phone jack\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubwoofer Output:\u003c\/strong\u003e 1\/4\" phone jack\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStereo Link Connections:\u003c\/strong\u003e 1\/4\" input and output phone jacks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone Output:\u003c\/strong\u003e Stereo 1\/4\" TRS phone jack with mono signal output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel 1 Control:\u003c\/strong\u003e Mic\/Line\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel 2 Control:\u003c\/strong\u003e Line\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel 3 Control:\u003c\/strong\u003e Line\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel 4 Controls:\u003c\/strong\u003e Line and Output Select\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone Control:\u003c\/strong\u003e Volume\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEqualizer:\u003c\/strong\u003e Low, Middle, High\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdditional Controls:\u003c\/strong\u003e Shape, Master, Power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicator:\u003c\/strong\u003e Power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Consumption:\u003c\/strong\u003e 40 W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W x D x H):\u003c\/strong\u003e 19.3 x 15.2 x 18.6\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 48.6 lb\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's In the Box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRoland KC-400 Keyboard Amplifier\u003c\/li\u003e\n\u003cli\u003eOwner's Manual\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Roland","offers":[{"title":"Default Title","offer_id":50527036997829,"sku":"RLND-KC400","price":799.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/3085\/3829\/files\/1-roland-kc-400_242c534d-a59d-4216-a91f-e7dd10bcc308.jpg?v=1790204304","url":"https:\/\/avlgear.com\/products\/roland-kc-400-150w-4-channel-stereo-mixing-keyboard-amplifier","provider":"AVLGEAR","version":"1.0","type":"link"}