| Brand | Unbranded |
|---|---|
| Type | See description |
| Model | See description |
| Country of Origin | China |
Check the listing for details. AP20 Double Channel Amplifier Preamp 20HZ-20KHZ Frequency Band for Multiple Use. Condition: New, Made in China. Listed at 26.74 USD. Features: Double channel balanced input: Supports 2 channel balanced sound input, ensuring stable sound signal transmission and reducing interference. Working frequency: 20HZ-20KHZ. Stable: Provides stable sound amplification function, ensuring sound quality without distortion and providing quality sound output.