Wide compatibility, with 3.5mm cable and 3.5mm to 2RCA cable, this receiver transmitter adapter can widely used in your computer, laptop, home stereo system, headset, smartphone, Mp3 player, for CD Player, etc. | Ultra portable audio streaming power supply, this transmitter and receiver in your backpack or laptop bag and take it with you without any effort. | Lightweight portable wireless audio transmitter and receiver, perfect wireless audio solution for various kinds situation and application. | Transmitter mode: Wirelessly transfer audio from nonBluetooth TV, home stereo system or for CD player to Bluetooth headset or loudspeaker. | Receiver mode: Wirelessly transfer audio from Bluetoothenabled mobile phones, tablets or computers to wired stereo, loudspeakers or headphones.