| Brand | Unbranded |
|---|---|
| Type | Bluetooth Amplifier Board |
Check the listing for details. ZK-MT21 Bluetooth Amplifier Board,50W+50W+100W 2.1 Channel Subwoofer Amp Board. Condition: New. Listed at 9.99 USD. [Dual HiFi Chip]Daakro ZK-MT21 Bluetooth Amplifier Board uses two HiFi amplifier chip with PurePath technology for ultra-high resolution, ultra-low distortion and high-fidelity sound quality. This adaptability ensures that you can easily find the right power source.