{"product_id":"douk-audio-ns-14grpo-hifi-2-1-channel-bluetooth-tpa3255-digital-amplifier-subwoofer-stereo-audio-amp","title":"Douk Audio NS-14G PRO HiFi 2.1 Channel Bluetooth TPA3255 Digital Amplifier Subwoofer Stereo Audio Amp","description":"\u003cdiv style=\"text-align: left;\"\u003e\u003cspan\u003eWarm tips:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cspan\u003eThe vice power socket is designed to provide extra power when needed, requiring a power supply of the same voltage. If using only one power supply, please connect it to the main power socket.  \u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003chr\u003e\n\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/div\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\u003cspan\u003e2.1 channel Bluetooth amplifier: NS-14G Pro features Bluetooth, RCA, and AUX inputs, along with AUX, speaker, and SUB outputs, making it compatible with a wide range of audio sources, including smartphones, laptops, computers, CD\/DVD players, and TVs. Equipped with the QCC304X Bluetooth chip, it supports advanced audio codecs like aptX\/aptX-HD, ensuring low power consumption for extended battery life and robust connectivity that minimizes dropouts.  \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\u003cspan\u003ePowerful output with dual TPA3255 chips: utilizing 2PCS TI TPA3255 chips, NS-14G Pro delivers an impressive maximum output power of 300W per channel (L\/R) and 300W for the subwoofer. With the equipped 48V\/5A power adapter, it can easily drive most home passive speakers and subwoofers. Alongside its high power output, the high-quality amp chips also contribute to exceptional sound quality, with a THD of only 0.01% and a SNR no less than 108dB. \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\u003cspan\u003eDual power sockets for enhanced reliability: designed with a reliable backup power source, the NS-14G Pro ensures continuous operation during a main power supply insufficiency or even failure. The secondary supply activates promptly, maintaining circuit functionality and delivering sufficient power to the high-performance digital amplifier for uninterrupted audio playback.  \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\u003cspan\u003eThree-sided ventilation for optimal cooling: featuring ventilation openings on the sides and bottom specially designed for high power amps, NS-14G Pro maintains optimal operating temperatures, stabilizing performance and preventing overheating that can lead to distortion. This design enhances the overall reliability and fidelity, resulting in clearer and more accurate audio output.  \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul style=\"text-align: left;\"\u003e\n\u003cli\u003e\u003cspan\u003eUser-friendly control and premium components: NS-14G Pro offers adjustable frequency, volume, and gain controls of subwoofer, along with main volume, bass, and treble adjustments for versatile sound management. The incorporation of Rubycon filter capacitors, Siemens coupling capacitors, Taiwan fully enclosed potentiometer, full copper shielded inductors enhances sound quality, stability, and reliability, ultimately delivering superior performance and longevity.  \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003chr\u003e\n\u003cspan\u003eParameters\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eBrand: Douk Audio\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eModel: NS-14G Pro\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAudio input: Stereo RCA\/AUX\/Bluetooth\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAudio output: Banana speaker jacks\/AUX\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eChipset: TPA3255*2+QCC304X (supports aptX\/aptX LL\/aptX HD\/SBC\/AAC)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMax. output power: 300W*2 (L\/R channel)+300W (subwoofer)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNumber of channels: 2.1\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSpeaker impedance: 4-8Ω(L\/R)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e                                 2-8Ω(subwoofer)\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTHD+N: 0.01% (1kHz)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSNR: ≥108dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFrequency response: 20Hz-20kHz\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSubwoofer gain: ±4dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSubwoofer cutoff frequency range: 50Hz-220Hz\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBass\/treble adjustment range: ±6dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAUX output level: 1.4V\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInput sensitivity: 2V\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBluetooth max. sampling rate: 48KHz\/24bit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWorking voltage: DC 24-48V\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDimensions (W*D*H): 155*125*42mm \/ 6.10*4.92*1.65in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage dimensions (W*D*H): 300*230*70mm \/ 11.81*9.06*2.76in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNet weight: 768g \/ 1.69lb\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePackage weight: 1.6kg \/ 3.53lb\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003chr\u003e\n\u003cspan\u003ePower Output Table of  NS-14G Pro\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ctable border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePower Adapter\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSpeaker Impedance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSpeaker L\/R Output Power\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSubwoofer Output Power\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"3\"\u003e\u003cspan\u003eDC 48V\/5A\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4Ω\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e120W+120W\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e270W\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e6Ω\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e110W+110W\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e225W\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e8Ω\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e102W+102W\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e150W\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"3\"\u003e\u003cspan\u003eDC 48V\/10A\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4Ω\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e250W+250W\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e300W\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e6Ω\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e225W+225W\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e225W\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e8Ω\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e150W+150W\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e150W\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003chr\u003e\n\u003cspan\u003ePacking list\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli style=\"text-align: left;\"\u003e\u003cspan\u003e1* NS-14G Pro Power Amplifier\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\u003cspan\u003e1* DC 48V\/5A Power Adapter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\u003cspan\u003e1* Bluetooth Antenna\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Douk Audio","offers":[{"title":"US","offer_id":47198664392936,"sku":"SUC-NS-14G-PRO-48V-S-US","price":134.99,"currency_code":"USD","in_stock":true},{"title":"UK","offer_id":47406457061608,"sku":"SUC-NS-14G-PRO-48V-S-UK","price":134.99,"currency_code":"USD","in_stock":true},{"title":"EU","offer_id":47406457094376,"sku":"SUC-NS-14G-PRO-48V-S-DE","price":134.99,"currency_code":"USD","in_stock":true},{"title":"AU","offer_id":47406457127144,"sku":"SUC-NS-14G-PRO-48V-S-AU","price":134.99,"currency_code":"USD","in_stock":true},{"title":"Other","offer_id":47406457159912,"sku":"SUC-NS-14G-PRO-48V-S","price":134.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/6995\/9912\/files\/1_a8158e88-6fe2-4652-891b-466c4a74a73f.jpg?v=1735550174","url":"https:\/\/doukaudibestseller.com\/products\/douk-audio-ns-14grpo-hifi-2-1-channel-bluetooth-tpa3255-digital-amplifier-subwoofer-stereo-audio-amp","provider":"Douk Audio","version":"1.0","type":"link"}