Wide compatibility with devices that support wireless music transfer via A2DP. Works with Bluetooth versions V1.0, V1.2, V2.0, V2.1, V3.0 and V4.0. Plug and play for quick, driver-free use. Function and benefits - Enables wireless audio playback from a source device to an A2DP capable receiving device - Simple setup with plug and play operation - Broad compatibility across a range of IT devices and Bluetooth versions - Reliable wireless music transfer without complex configuration Key attributes - Compatibility: devices that support A2DP wireless music transfer - Version coverage: V1.0, V1.2, V2.0, V2.1, V3.0, V4.0 - Performance: designed for straightforward, immediate use with compatible devices - Size and material: not specified in current information Use scenarios - Home listening: pair a smartphone with a Bluetooth enabled speaker or home audio system to stream music wirelessly - In the car: connect to a car stereo that accepts Bluetooth audio to play music from a phone - Private listening: use with wireless headphones or earbuds from a Bluetooth enabled source for personal playback