Douk Audio NS-03G Mini 100W Subwoofer / Full Frequency Mono Channel TPA3116 Digital Amplifier Desktop Audio Power Amp

• Adopting classical TPA3116 amp IC, class D amplification, max output power can reach 100W(4Ω load), easily to drive most passive subwoofers / full-range speakers and match perfectly with them.

• With 3.5mm AUX audio input, perfectly compatible with many audio devices such as phone,TV, MP3, CD players, computers, amplifier etc.. With built-in preamplification circuit, can match well with the audio sources that with low signal output.

• Reasonable circuit, concise wiring layout and perfect protection, no sparks no shock.  Adopting NE5532 op amp with ultra-low distortion, the sound is very smooth and natural, powerful in low frequency and delicate in high frequency, full of music styles.

• Mini size with exquisite appearance, aluminum alloy black case looks fashionable and attractive. With strong output power and high-quality sound, especially designed for the customers who pursue HiFi sound.

• Brand: Nobsound

• Model: NS-03G SUB (subwoofer version) / NS-03G FR (full-frequency version)

• Audio input: 3.5mm AUX

• Audio ouput: banana speaker jacks

• Number of channel: mono

• Chip: TPA3116D2

• OP amp: NE5532

• Max. output power: 100W

• Frequency range: 20Hz-180Hz (SUB version) / 20Hz-20KHz (FR version)

• THD: ≤ 0.01%

• SNR: ≥ 118dB

• Input sensitivity: ≤ 280mV

• Matched speaker impedance: 4-8Ω

• Working voltage: DC 12V-24V

• Dimensions(W*D*H): 69*88*33mm / 2.72*3.46*1.30in

• Package dimensions(W*D*H): 150*150*50mm / 5.91*5.91*1.97in

• Net weight: 190g / 0.42lb

• Package weight: 610g / 1.34lb

• 1× NS-03G Amplifier

• 1× 19V Power Supply(Optional)

• 1× User Manual

Full Frequency Version