brand new and high qualityFeatures:No , plug and for play, fast pairing, easy to use.Lole decoding technology, low latency, smoother transmiion.Support multi-device connection, realize the connection of computers, television, game consoles and other Bluetooth-enabled devices.Support PC computer voice frequency transmiion, widely compatible, suitable for SWITCH, , television, support dockSupport voice frequency high decoding technology, provide high-fidelity stereo sound quality.Specifications:Product name: Bluetooth-compatible TransmitterChip: CSR57E6Bluetooth-compatible version: Bluetooth-compatible 5.0+EDRSupport Bluetooth-compatible : A2DP AVRCP SBC APTX APTX_LLInput voice frequency: USBFrequency : 2.4GHz-2.480GHzTransmiion : about 10 metersExternal power supply : Type-C DC+5V/9V/12V/15V/20V (support USB PD2.0)Transmitting working current: about 32mA (the distance between the receiver and the product increases, the current will increase accordingly)Input/output : Type-C female; Type-C maleMaterial: ABSSize: app.46x34x11mm/1.81x1.34x0.43inColor: BlackQuantity: 1setNote:Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package Includes:1 x Bluetooth-compatible Transmitter1 x Cable(other acceories in the picture is not included.)