Giới thiệu Mô-đun khuếch đại âm thanh bluetooth 4.0 chuyên dụng chất lượng cao
Description: Note: This product is not amp board Data link:
The stereo output module, built-in bluetooth antenna, simple structure, power supply is 4.2-5V, can be used as a power amplifier. Active speaker with bluetooth functon. 7-pin output interface with the 2.54 hole spacing, 7 pin output interface is: + power supply, ground, left sound track, right sound track, mute, LED indicator and reserved port. Among these, the reserved port is connected with a 100 ohm resistor in series. The LED indicates that Bluetooth is not connected and the flashing is fast. After the Bluetooth connected, it is flashing slowly. Size:30mm * 20mm * 3mm Package includes: 1 x Bluetooth Module 2 x Electrolytic Capacitor 2 x LED Indicator 1 x Resistor(No Retail Package)