Features: Built-in ceramic stacked antenna, 10 meters barrier-free wireelss transmission. Low latency, real-time audio synchronization, hifi high-fidelity sound quality. No driver is needed, one-key quick pairing for Switch or for Windows 7 system above. Insert the transmitter into the USB port of host, plug and for play, easy to use. Premium ABS material made, durable and wear resistant for long service for time. Specifications: Product Name: Bluetooth-compatible Wireless Adapter Interface: USB Type-C/USB A Transmission Distance: 10 meters/32.8 ft Frequency Range: 2.402GHZ-2.480GHZ BT Version: 3.0+EDR Supported Protocols: aptXLL, aptXA2DP, SBC, -AFH, HFP, HSP Input/Output Voltage: 5V/9V/12V/15V Input maximum Current: 3.1A Maximum Output Current: 3.0A Support USB PD Specification: 2.0 Material: ABS Size: Approx. 47x32 mm/1.85x1.25 inch Applicabel Model: for NS Switch/, Supports PC for Windows System Package Includes: 1 Piece Wireless Audio Transmitter note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!