1. Introduction:
KCX_BT_EMITTER module is a bluetooth audio transmitter module that integrates computer USB sound card to bluetooth transmission and line audio input and launch. It adopts bluetooth 4.1 technology to greatly ensure the quality and stability of audio transmission. This product can be used for most of the products. bluetooth transmitter function for desktop computers, notebook computers, TVs, projectors, game consoles, for IPOD, CD players, MP3s, etc., to transmit audio signals to bluetooth audio receivers such as bluetooth headsets or bluetooth speakers to form a wireless audio transmission system. Let your life truly enter the wireless era!

2. Application:
2.1>. Wireless speaker
2.2>. Wireless audio
2.3>. Wireless headphones

3. Features:
3.1>. Easy to use
3.2>. bluetooth 4.1 technology, strong versatility
3.3>. Intuitive LED indication
3.4>. Line input stereo
3.5>. A USB data cable is connected to the computer and enumerated into a USB sound card to launch
3.6>. Wireless transmission distance >= 10 meters
3.7>. Perfectly compatible with all bluetooth audio receiver boards in this store
3.8>. The reserved serial communication port can be customized to realize the connection of the specified device name, specify for MAC address connection, search for the bluetooth device name, for MAC address, get the connection status, disconnect, etc., and configure the information to be powered off.
3.9>. Work voltage: 5V

4. Functional description:
Note: This module is a bluetooth host device (equivalent to mobile phone bluetooth), which can be connected to a bluetooth audio receiver (such as bluetooth speaker, bluetooth headset, or any bluetooth audio receiver module board in the store) to form a wireless audio transmission system. . The audio signal is input from the module, and the audio signal transmitted by the module can be received on the bluetooth audio receiving device that establishes a connection with the module.
4.1>. Line audio input function.This module has line audio input function. Audio signals from mobile phones, MP3, VCD, TV, etc. can be transmitted to the bluetooth receiving device through the IN_L (left channel) and IN_R (right channel) port inputs.
4.2>. This module has a USB sound card function. The USB cable is connected to the USB data port of the module through the USB cable. The system generates a USB Audio sound card device. When set to the playback device, the system audio from the computer can be transmitted to the bluetooth receiving device.
4.3>. This module supports two connection modes: easy connection mode and custom connection mode. Easy connection mode controls the pairing of bluetooth via a button (CON). This mode is easy to use and suitable for ordinary audio transmission applications. The custom connection mode sends an AT command through the serial port to control the module to selectively connect to the bluetooth receiver of the specified for MAC address or device name, and supports functions such as searching for the device name.

Package Include:

1x Module Board