• Crazy Audiophile System Under $350 Gives You Options!——Reviewed by@cheapaudioman

• Strong compatibility: with MM phono/stereo RCA input, NS-13G MAX is compatible with most audio devices including turntables, laptops, computers, CD/DVD players, TV etc. Besides banana speaker outputs, a 3.5mm AUX output is added to connect another amplifier or active speaker/subwoofer to build 2.1 or multi-channel audio system.
• High-quality audio components: with TPA3255 amplifier chip adopted, max output power can reach 600W(300W*2), comes with 48V/5A power supply, easy to drive most home passive speakers and delivers exceptional sound quality with high efficiency and low distortion. The inclusion of the NE5532P op amp chip, along with RUBYCON and WIMA capacitors, ensures overall performance.
• Innovative heat dissipation design: side and bottom vents are strategically placed to deliver superior heat dissipation while simultaneously preventing dust accumulation. This refined design not only maintains excellent operating performance but also significantly extends the device's lifespan.
• Flexible audio customization: tone&bypass switch and pluggable op amp socket are adopted, very convenient to use and provide more playability. The tone/bypass switch enables to fine-tune your audio or directly obtain pure, unprocessed audio when detail and clarity are paramount. NE5532P op amp can be replaced by most dual op-amp like OPA2604, OPA2134, MUSE02 etc.
• Robust and stylish appearance : customized aluminum case with multiprocess fine treatment and CNC precision cutting; metal DC outlet, no electric sparks flying. With stylish closure and compact size, NS-13G MAX is perfectly suitable for desktop or a smaller space in home or office, easy to connect to your audio system, especially designed for the audiophiles who pursue HiFi sound.

• Audio inputs: RCA/MM phono
• Audio outputs: Banana speaker jacks/3.5mm AUX
• Amp chip: TPA3255
• Max output power: 300W*2 (4Ω)
• Output impedance: 4Ω-8Ω
• Bass&Treble adjustment range: ±6dB
• Input sensitivity: Phono: 5mV RCA: 2V
• THD+N: 0.005%@1kHz
• SNR: ≥107dB
• AUX output level: 2.4V
• Frequency response: 20Hz-20KHz (±1dB)
• Working voltage: DC 24-48V
• Dimensions (W*D*H): 130*102*38mm/5.12*4.02*1.50in
• Net weight: 513g/1.13lb
• Package weight: 1.3kg/2.87lb

User Manual of Douk Audio NS-13G MAX

Note:

• The 3.5mm AUX output and the speaker jacks output are controlled by the main volume and bass/treble synchronously.
• Default comes with 48V/5A power adapter, if you want higher power output please prepare another larger power adapter with high quality by yourself.