bluetooth 5.0 Digital Power Amplifier Board 2x30W Stereo TPA3118 HF220

Feature: Audio input: bluetooth receive bluetooth V5.0 Bluetooth device name: Xpecial Audio AUX input 3.5 headphone holder (two-channel stereo input) Supply voltage: 8~26VDC (DC) polarity reverse protection Amplifier chip TPA3118 stereo power 2X30W stereo Applicable speaker impedance: 4,6,8 ohms (8 ohms best) Board design size: 52*69mm total thickness about 13mm Mounting hole size: 46*63mm Instructions for use: When the power is turned on, the blue indicator flashes into the pairing mode, and the peripheral device can search for Xpecial Audio for pairing. In the pairing state, if there is a paired device on the side, Bluetooth will automatically connect. When playing music, Bluetooth audio and AUX (plug-in) are preferred for Bluetooth playback when inputting audio. Automatically play AUX (plug-in) input audio signal when Bluetooth has no audio Package includes: 1 x Power Amplifier Board