The Philips Bluetooth HiFi adapter turns your HiFi system or PC speaker system into a wireless sound system. Simply connect the adapter and you can play music from your smartphone or tablet and other Bluetooth enabled devices on your hi-fi system. Uses RCA or 3.5mm jacks to connect the adapter. Bluetooth version: 2.1+DER / Bluetooth profiles: A2DP, AVRCP / Bluetooth range: Up to 10 m / RCA aux input, audio input (3.5 mm)