Sell 2 Pcs MH-MX8 Wireless Bluetooth MP3 Audio Receiver ule BLT 4.2 Lossless Decoder Board Kit Low Consumption M18 & M28 best price

2 pcs ule:1 x M18 ule & 1 x M28 ule Control terminal: used to control the power amplifier board. When muting, MUTE outputs a high level of 3.3V, and outputs a low level during playback.KEY button control: This function requires additional connection of resistors and buttons. Volume power off function: The default output is 100% volume. Press the button to control the volume increase and decrease. If the control volume is less than 15%, the volume output will be 15% after re-powering; if the control volume is greater than 15%,At the beginning volume will remain unchanged after power-on. Power supply: It can be directly powered by the Micro- USB Android cable 5V, or it can be connected to a 5V power supply or a 3.7V lithium battery. Note that the 5V and 3.7V power supply interfaces are different. The 5V voltage is connected to 5V and GND, and the 3.7V lithium battery is connected to VBAT and GND. Audio output: The earphone can be directly connected to the 3.5mm audio interface, or it can be wired for the audio input of the power amplifier board (interface L/R/AGND can be directly wired). This product is a low-power Bluetooth design solution, supports the latest Bluetooth 4.2 transmission, two-channel stereo lossless playback, and the ule can be connected to Bluetooth to quickly realize Bluetooth wireless transmission, which is very convenient. In an open environment, the Bluetooth connection distance can be up to 20 meters. Widely used in a variety of Bluetooth audio reception, a variety of audio DIY ification. color: picture color material: metal size: 23x16mm + 4.5x2cm Package Contents: 2 x uleOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.