•Plug-and-play, no external drivers are needed •Equipped with high-performance Bluetooth-compatible chip to ensure transmission signal. The game sound is synchronized with the picture •Works well with Switch and compatible with all Bluetooth-enabled earbuds •The built-in antenna enhances the signal and realizes long-distance transmission > 8 meters. Stable and smooth connection Specifications: •Supported protocols: A2DP, AVRCP, HFP •Bluetooth-compatible version: V5.0 •Operating band: 2.402GHz -2.480GHz •Power grade: Power grade 2 (Class II) •Audio input interface: USB audio input •Power supply: USB 5V power supply •Support voice call: Yes, Bluetooth-compatible headset or speaker need to have a call function •Ordinary voice (8K sampling rate, CVSD codec) can be supported when talking •Can also support WBS (broadband voice: support 16K sampling rate and MSBC codec) •Input voltage: USB DC 5V •Bluetooth-compatible distance: 8M (no shielding place) •Indicator light: 1 indicator, light flash, pairing status, light slow flash, connected device successful •Button: Double click the button to search and match again •Compatibility: Support PC use, support Switch base mode •Product Size: 32*18*14mm Function Operation: •Turn on the device: Connect the transmitter to the USB interface of the computer, for Switch base, for PS host and other devices, and the device will automatically turn on •Automatic Shutdown: The device will automatically shut down after 10 minutes in the disconnected state, and it needs to be unplugged and plugged in again to turn it on •Pairing mode: After the device is turned on, the device automatically enters the pairing mode, and the LED light on the device flashes quickly Package included: •1 x USB Bluetooth-compatible 5.0 Transmitter •1 x English and Chinese User Manual •Other items not include