| Quantity | 3+ units | 10+ units | 30+ units | 50+ units | More |
|---|---|---|---|---|---|
| Price /Unit | $59.99 | $58.76 | $56.93 | $54.48 | Contact US |
EX202/2170 Touchpad+Encoder Knob Version DSP2.1 Digital HiFi Stereo Power Amplifier Board 70Wx2+140W Support for TWS
$48.13
EX202/2170 Touchpad Version DSP2.1 Digital HiFi Stereo Power Amplifier Board 70Wx2+140W Support for TWS
$47.16
EX202/2170 Encoder Knob Version DSP2.1 Digital HiFi Stereo Power Amplifier Board 70Wx2+140W Support for TWS
$46.19
8-Channel Preamp Audio Distributor Amplifier Two Input & Eight Output RCA 3.5MM Ports B981
Features:
- Support 8-channel signals output at the same time
- Suitable for audio distributors and audio comparers
- Pure Sound: Create natural and comfortable bass, alto, and treble
- Multiple preamplifiers can be used in series
- 9pcs 4580 operational amplifiers for lossless signals and high-resolution sound
- AC power adapter brings in stable and powerful power supply
- Fully symmetrical circuit ensures consistency of left and right channels
- 2-Channel of signals input via RCA ports require manual switch
- 4 Independent volume control knobs
- 2 output ports for 3.5mm headphones
Specifications:
- Input impedance: 100K Ohm
- Maximum input level: +14 dBV
- Output impedance: 47 Ohm per output channel
- Frequency response: 20 Hz - 20KHz
- Signal to noise ratio: > 107dB
- Total harmonic distortion: < 0.08%
- Intermodulation distortion: < 0.01%
- Power Adapter: AC9V-12V
- Dimensions: 145 x 112 x 42mm (L*W*H)
- Net Weight: 0.68kg
Package Included:
- 1 x 8-Channel Preamplifier
- 1 x Power Adapter
