The Philips Bluetooth HiFi Adapter transforms your HiFi system or PC speaker setup into a wireless sound system. Simply connect the adapter, and you can play music from your smartphone or tablet as well as from other Bluetooth-enabled devices on your HiFi system. It uses RCA or 3.5mm jacks to connect the adapter. Bluetooth version: 2.1+EDR, Bluetooth profiles: A2DP, AVRCP, Bluetooth range: up to 10 meters, RCA Aux input, audio input (3.5mm).