| select | 2X120W Bluetooth 4.0 |
|---|---|
| Brand | Unbranded/Generic |
| Country/Region of Manufacture | China |
Check the listing for details. Bluetooth 4.0 2X120W Audio Receiver Digital Amplifier Board+Acrylic shell Case. Condition: New. Listed at 12.56 USD. DIY speaker, it is best not to use the Bluetooth signal shielding material. Using the digital power amplifier chip TPA3116D2 college D class operation, integrated CSR8635.4 version of. Power amplifier chip with more than 90% of the power efficiency and low idle loss characteristics.