Stereo Bluetooth Amplifier Board Shipping:4-6 Days The ETH484-B is the upgraded

The ETH484-B is the upgraded successor to the ETH484

only Spectrum Analyzer functionality is available

It should be noted that this breakout has a maximum voltage of 3

* Rotation: 160°

Stereo Bluetooth Amplifier Board Shipping:4-6 Days The ETH484-B is the upgradedThis is a small size and cost effective Bluetooth 5. 0 digital amplifier module with a volume adjustment function. It can connect to two speakers and match a wide variety of high power speakers (40W 200W). This board can be used as a small Bluetooth speaker when connected to Raspberry Pi or mobile phone, offering you excellent two channel stereo sound effects. In addition, the board comes with power supply reverse connection protection, short circuit