2.1 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. Powerful 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.
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DC24V +DC24V. DC5V +DC5V. 2 ways output in parallel. 2 × Output DC cable. NOTE: The AC input cable is not included by default. Use all aluminum chassis.
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NOTE: Default is no AC power cable included ! (It will also compatible with 5.5 2.1mm socket. Weight: About 5.2kg. Size: 245mm X 70mm X 258mm (WxHxD). ◆ DC 18V ------- 2.3A (MAX). ◆ DC 15V ------- 3A (MAX). ).
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Unique and amazing combination: integrated ST-01 amplifier with VU meter into whole in such a mini size, the pointer dancing in the warm light with strong vintage feelings when enjoy HiFi music, dynamically decorates the audio system space. HiFi clear sound with tone control: resonable circuit and concise wiring, adopts vacuum tubes to soften the sound and filter out the digital feelings, sounds warm and sweet without noise. Also with treble and bass knobs to adjust one's own preferable sound styles, presents HiFi music with rousing highs and deep lows.
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If need DC5V output，pls use AC9V input，RB install 1K. PCB size: 94X72MM. This is a diy pcb ，not included any parts ！. Adjustable resistor for US BI. The circuit is based on the Swiss STUDER power circuit.
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PCB size:159 x 60mm. the price is for 1 pcs bare pcb ，not included any parts ！. Assembled board ，just for reference：.
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Preamp tube model： 6922 x 4. HiFi audio resistors components. ARC SP-10 preamp board kit x 1（PCB+Resistance+Tube Seat ）. Preamp board pcb size：210 x 175mm.
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