Compatible platforms:1. Support PS4 console.2. Support SWITCH host.3. Support PC host.Product Brief:1. Product Name: Switch & Bluetooth Audio USB Transmitter2. Model: HS-SW2873. Input interface: USB TYPE C / USB A (adapter)4. Bluetooth version: 5.05. Transmiion distance: 10 meters6. Frequency range: 2.402GHZ-2.480GHZ7. Supported protocols: aptX LL, aptX, SBC, A2DP, AVRCP, AFH, HFP, HSP8. Support power role swap9.Input voltage 5V / 9V / 12V / 15V10. Input high current 3.1A11.Output voltage 5V / 9V / 12V / 15V12. Output high current: 3A13. Bluetooth voice output, can receive the audio output of the host through Bluetooth audio device and transmitter Bluetooth connection14.Supports USB PD Specification Version 2.0.15. Supports one transmitter connected to two stereo headphones at the same time.16. Support Switch When the host of the Switch is connected to a Bluetooth audio device, the TYPE-C interface can be plugged in to charge the host.17. Indicators: There are two indicators (red, blue), each color LED represents a device.Instructions:Bluetooth connection, the Bluetooth audio device used for the second time needs to be paired: pre the pairing button for about 3 seconds and the blue LED flashes quickly to indicate pairing mode; then turn on the Bluetooth audio device search mode, and the blue LED flashes slowly after a Bluetooth audio pairing is succeful .If you need to connect another Bluetooth audio device, pre the pairing button for about 3 seconds and the red LED flashes quickly. (The blue light flashes when the previously connected Bluetooth audio will be disconnected and then reconnect immediately.) Turn on the Bluetooth audio device search mode. The red light flashes slowly after the Bluetooth audio device is succefully connected (the red and blue LEDs of the two Bluetooth audio devices are slowly flashing)Connect back, already connected device, the device automatically reconnects after the device is powered on. After returning to power, the blue LED slowly blinks, and the second red LED blinks slowly.Bluetooth pairing button function: long pre the pairing button for 3 seconds to search the connection mode of the button, the LED light flashes quickly, long pre the pairing button for 7 seconds and the blue and red lights flash twice to clear the previous connection information.LED corresponding mode:1.A bluetooth audio connection blue light is on.2.The second Bluetooth audio connection is red.3.Pre and hold the 7 second blue and red lights for 3 flashes to clear the previous connection information.4, long flashing 5 short flashing 4 cycles, indicating standby.5. Use a Bluetooth transmitter on the Switch host. Plug in the power to the Bluetooth transmitter TYPE-C connector to charge the host. (Unconnected or connected)6. Use a TYPE-C to USB adapter on the PC / PS4 host. Plug the TYPE-C interface into the Bluetooth transmitter USB interface and plug into the host for Bluetooth connection. 7, microphone head: suitable for computers, gamepads, musical instruments, mobile phones can be plugged in and used.Note: Only two Bluetooth transmitters of the same model can connect two transmitters. Different models of Bluetooth audio only support one transmitter. Package included: 1 piece