1. This is latest updated version that simplify the circuit, upgrade the components and greatly improve the sound quality.
2. The difference between NS-04G and NS-04G PRO is in the color and rated output power: NS-04G (gray color, output 50W+50W) / NS-04G PRO (black color, output 100W+100W).
3. 19V/4.74A power supply is optional, and the matched passive speaker please click:
- With standard stereo RCA audio input, perfectly compatible with many audio devices such as phone,TV, MP3 players, CD players, DAC, computers etc.. With built-in preamplification circuit, can match well with audio source that with low signal output.
- Adopting classical TPA3116 IC chip, class D amplification, the max output power can reach 50W+50W(4Ω load) / 100W+100W(4Ω load), easily to drive all home bookshelf/ computer/ desktop/floor-standing passive speakers.
- Reasonable circuit, concise wiring layout and perfect protection, no sparks no shock. Adopting NE5532 op amp with ultra-low distortion and dynamic balanced, 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, exclusively designed for the customers who pursue HiFi sound, very suitable for home / office desktop audio system use.
- Brand: Nobsound
- Model: NS-04G / NS-04G PRO
- Audio input: stereo L/R RCA
- Audio ouput: banana speaker jacks
- Number of channel: 2.0
- Chip: TPA3116D2
- OP amp: NE5532
- Max. output power: 50W+50W(NS-04G) / 100W+100W(NS-04G PRO)
- Frequency Range: 20Hz-20kHz (±1dB)
- THD: ≤ 0.01%
- SNR: ≥ 118dB
- Input sensitivity: ≤ 280mV
- Matched speaker impedance: 4-8Ω
- Working voltage: DC 12V-24V
- Dimensions(W*D*H): 90*108*35mm / 3.54*4.25*1.37in
- Package dimensions(W*D*H): 200*130*110mm / 7.87*5.12*4.33in
- Net weight: 252g / 0.56lb
- Package weight: 600g / 1.32lb
- 1× NS-04G Amplifier (optional)
- 1× NS-04G PRO Amplifier (optional)
- 1× 19V Power Supply (optional)
- 1× User Manual