gamesir bluetooth transmitter receiver, portable bluetooth audio adapter, low latency for nintendo switch, wireless gaming headphonesAutomatic Reconnection Device will power on if you plug the Bluetooth receiver into a switch outlet and reconnect automatically with the previously paired device within the range. aptX Low Latency The Qualcomm aptX low latency technology delivers an exclusive listening experience with crystal clear, high fidelity music for room-filling sound. For Nintendo Switch No Driver needed, a perfect solution to enable non-Bluetooth Switch connected to Bluetooth receivers like Earphones, Headphones and Speakers. Support In-Game Voice Chat GameSir R3 Audio Adapter comes with microphone component, plug the mini microphone to 3.5mm Aux jack on Switch and use it with Route+ to realize in-game voice chat function, and enjoy playing games. Wireless Stereo Bluetooth Wireless CSR Bluetooth high quality audio transmission for high-fidelity stereo sound. Simply plug the transmitter and turn on the connecting device and they will auto connect for the ultimate user friendly audio experience. Support USB PD Pass-through Charging The audio adapter built-in smart USB PD pass-through charging technology to Switch with no overheating, continuously wireless audio streamingunder pass-through charging of Nintendo.Specification: Connection: Wireless Bluetooth Version: Bluetooth 3.0+EDR Input portUSB Type C Transmission distance10m/33 ft Frequency range2. 402GHZ - 2.480GHZ Support Bluetoothprotocols: Qualcomm aptX LL / aptX / A2DP / AVRCP / HFP / HSP Working Platforms: Nintendo Switch Working Voltage:5V-20V Package Contents: 1* GameSir R3 Bluetooth Audio Adapter 1* User Manual