3-in-1 Bluetooth Adapter With transmitter, receiver and bypass mode as well as Dual Link and aptX HD 1.8'' LC-Display Pairing with up to 2 audio sources simultaneously Controls: Encoder, navigation buttons, volume control Range: 20 m with line of sight Frequency band: 2.4 GHz Stereoline input: 3.5 mm mini jack Toslink socket (optical) input Stereoline output: 3.5 mm mini jack Toslink socket (optical) output USB-C connection for power supply Dimensions (W x H x D): 84 x 30 x 12 mm Weight: 160 g Colour: Black Includes USB-C cable, 3.5 mm mini jack < - > 3.5 mm mini jack cable and Toslink cable