Mini HIFI 8-channel Monitoring Portable Headphone Amplifier Distributor, AMP-i4Ⅱ

1. Input interface: stereo 3.5 mm TRS interface, stereo AV interface
2. Input impedance: 22K ohms
3. Input signal level: +22dB
4. Output interface: Stereo 14" TRS interface, Stereo 3.5 mm TRS interface
5. Output impedance: 16 ohms (MIN)
6. Gain: 19dB/channel
7. Signal-to-noise ratio: 98dB
8. Power supply: DC5V, external power adapter
9. Dimensions: 140x90x30 cm