WIRED SPEAKERS CAN BE UPGRADE TO BLUETOOTH SPEAKERS: Insert the bluetooth receiver into a wired active speaker 3.5mm audio port,Let your wired active speakers upgrade to bluetooth speakers,Get rid of complex audio cable connections & tangle.
- Bluetooth Version: V4.1+EDR
- Supports: A2DP/AVRCP
- Output: 2.4GHz HD Stereo
- Bluetooth Range: Up to 33 Feet (10Mtr)