Product description:

Frequency range: 2Hz-40Khz
Signal to noise ratio: 115DB @ 1KHz
Input impedance: 50K
Output impedance: 600 Ohm
Distortion: ≤0.003% 1Khz
With op amp: OPA1611* 4
Power supply voltage: AC220V ± 10%, AC110V ± 10%
Size: 330 * 210 * 60mm

Features:

1. 4-channel lossless audio input selection
2. treble midrange bass tri-frequency independent tone adjustment
3. Pure Class A two-channel dual independent power supply

Packaging:

1Pcs