Color:ROUTE+ PRO First Wireless Stereo Bluetooth Transmitter for Nintendo Switch Wireless CSR Bluetooth high quality audio transmission for high-fidelity stereo sound. Never be bound again to wire, a perfect solution to enable non-Bluetooth Switch connected to BlueTooth receivers like Earphones,headphones and Speakers. Fast Pair,10meters barrier-free transmission Fast pair and automatically re-pair with the last paired device.10meters barrier-free transmission without any loss by advanced ceramic antenna. Simple Use Set your earphone to Bluetooth pairing status. Plug this Bluetooth Audio Transmitter to Switch Type-C port. Hold the pairing button for 4 seconds.Led indicator will blink in blue and red. Connection is successful once led turns to blinking blue. Product name: ROUTE+ PRO USB C Bluetooth Audio Adapter Brand：GuliKit Material: PC Color: Black Input port：USB Type C Transmission distance：10m/33 ft Frequency range：2.402GHZ - 2.480GHZ Bluetooth version：Bluetooth 3.0+EDR Supported protocols：Qualcomm aptX LL,aptX,A2DP,AVRCP,AFH,HFP,HSP Support Power Role Swap USB PD Spec Rev2.0 compatible Support all standard power profiles Product Weight: 7.8g Product Size: 47mm x 19mm x 11mm Packaging: Bluetooth Audio Adapter * 1 pcs Microphone * 1 pcs U Type Adapter *1 pcs Type-C Cable Dock Adapter * 1 pcs