Bluetooth 4.0 Audio Receiver Board Wireless Stereo Sound Module for Car Phone

Product Description Features: - Wide voltage conversion module Bluetooth 7v-30v with anti-reverse design - Bluetooth module output op amp with NE5532 pre-amplified output signal amplitude - Audio signals with automatic switching functions, it can guarantee the original amplifier or powered speakers to increase functional status under the Bluetooth function, the implementation of lossless conversion - Using picture-board design, up to 4 shelves full effect SMT precision industrial processing - Power output of the output signal will work automatically, Bluetooth priority. - PCB board size, 50x60MM, with stereo reception - Supporting Bluetooth 3.0/ 4.0 - Effective transmission distance around 10 meters - Please don't connect directly to speakers. ** The Bluetooth receiver board may not be paired with all computers. Wiring and instructions steps: 1. Operate with wide voltage range, with Anti Receiver Design and 7-30VDC power supply. / 2. Power automatically, the board will be with a blinking blue light, it means it have been automatically connected. 3. Open the phone or other Bluetooth devices, Switch on its Bluetooth function, the phone will automatically search, automatic pairing with its modules, most mobile phones do not need to enter the key, the individual parts of the phone such as Nokia 0000 need to enter key will display the module name M-DIY is connected on the phone. 4. To be with audio input module audio output jacks audio equipment, or access to the audio input amplifier board, then you're done! Input interface can be connected to another source, when the Bluetooth stops working, it will automatically switch to another source. 5. When the pairing is successful, the function keys on the module, down song, and volume addition and subtraction, pause can be used. Package Includes 1 x Bluetooth 4.0 Audio Receiver Board 1x Control Panel 3x Connection Cable