{"product_id":"nobsound-ns-21g-hifi-mini-mono-amplifier-for-bass-shaker","title":"Nobsound NS-21G Mini Mono Channel Amplifier for Subwoofers \/ Bass Shakers","description":"\u003cdiv\u003e\n\u003cspan\u003eWarm tips: \u003c\/span\u003e\u003cspan\u003ePlease connect only one input (RCA or AUX) at a time. Using both simultaneously may cause signal interference or mixing.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003cdiv\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003ePowerful Subwoofer Amplifier: Compact but mighty, the NS-21G is a 100W mono amplifier designed for passive subwoofers and bass shakers. Featuring the efficient TPA3116 Class D amplifier chip, it delivers strong and clean bass for home theaters, desktop systems, and gaming rigs. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eRCA \u0026amp; AUX Input for Wide Compatibility: The NS-21G supports both RCA and 3.5mm AUX inputs, making it easy to connect with TVs, phones, tablets, computers, CD players, and streaming boxes. Its dual-input design ensures the subwoofer amp integrates smoothly into almost any home audio system.  \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eAdjustable Low-Pass Filter: Customize your bass with the built-in 20-160Hz bass frequency cutoff filter. It makes sure only the deep bass sounds go to your subwoofer, so the bass sounds fuller and doesn't overlap or mess up the sound from your main speakers — a must for clean, punchy bass in Hi-Fi setups.  \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eNE5532 Op-Amp for Clearer Bass: Powered by the well-known NE5532 op amp, the NS-21G delivers smooth and detailed low-frequencies with low distortion and minimal noise. It’s a reliable choice that improves bass clarity for everyday listening, movie nights, or gaming sessions.  \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eCompact, Durable \u0026amp; Built for Bass Lovers: Designed in a robust all-metal case, the NS-21G is durable enough for long-term use and compact enough to fit on any desktop or shelf. Ideal for gamers, audiophiles, and home cinema lovers who need more punch in their low-end without sacrificing space.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003cdiv\u003e\u003cspan\u003eParameters\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eBrand: Nobsound\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv data-slate-node=\"element\"\u003e\u003cspan data-slate-node=\"text\"\u003eAudio input: RCA\/3.5mm AUX\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv data-slate-node=\"element\"\u003e\u003cspan data-slate-node=\"text\"\u003eAudio output: Subwoofer out\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan data-slate-node=\"text\"\u003eNumber of channel: mono\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan data-slate-node=\"text\"\u003eChip: TPA3116\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan data-slate-node=\"text\"\u003eOp-amp: NE5532\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv data-slate-node=\"element\"\u003e\u003cspan data-slate-node=\"text\"\u003eRated output power: 100W\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv data-slate-node=\"element\"\u003e\u003cspan data-slate-node=\"text\"\u003eTHD+N: 0.04%\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv data-slate-node=\"element\"\u003e\u003cspan data-slate-node=\"text\"\u003eSNR: ≥103dB\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv data-slate-node=\"element\"\u003e\u003cspan data-slate-node=\"text\"\u003eBass cutoff frequency: 20-160Hz\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv data-slate-node=\"element\"\u003e\u003cspan data-slate-node=\"text\"\u003eRCA input sensitivity: 0.775V\u003c\/span\u003e\u003c\/div\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv data-slate-node=\"element\"\u003e\u003cspan data-slate-node=\"text\"\u003eMatched speaker impedance: 4-8Ω\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv data-slate-node=\"element\"\u003e\u003cspan data-slate-node=\"text\"\u003eWorking voltage: DC 12-24V (5.5*2.5mm)\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan data-slate-node=\"text\"\u003eDimensions (W*D*H): 90*105*30mm \/ 3.54*4.13*1.18in\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan data-slate-node=\"text\"\u003ePackage dimensions (W*D*H): 205*180*55mm \/ 8.07*7.08*2.16in\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cspan data-slate-node=\"text\"\u003eNet weight: 325g \/ 0.72lb\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv data-slate-node=\"element\"\u003e\u003cspan data-slate-node=\"text\"\u003ePackage weight: 700g \/ 1.54lb\u003c\/span\u003e\u003c\/div\u003e\n\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cdiv\u003e\u003cspan\u003ePacking list\u003c\/span\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1* NS-21G Amplifier\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* DC 19V Power Adapter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1* User Manual\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Douk Audio","offers":[{"title":"US","offer_id":47799140581608,"sku":"SUC-NS-21G-US","price":39.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47799140614376,"sku":"SUC-NS-21G-UK","price":39.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47799140647144,"sku":"SUC-NS-21G-DE","price":39.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47799140679912,"sku":"SUC-NS-21G-AU","price":39.99,"currency_code":"USD","in_stock":true},{"title":"Other","offer_id":47799140712680,"sku":"SUC-NS-21G","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/1_81b96fac-c6ed-4a1a-b09a-a735563e0e4c.jpg?v=1762753284","url":"https:\/\/doukaudibestseller.com\/it\/products\/nobsound-ns-21g-hifi-mini-mono-amplifier-for-bass-shaker","provider":"Douk Audio","version":"1.0","type":"link"}