Bluetooth 3.5 mm audio adapter included in retail box
Simply plug the 3.5 mm Bluetooth audio adapter into the standard headphone jack. The audio adapter picks up your music player's audio signal and converts it into a wireless Bluetooth signal that can be received by your Bluetooth headphones.
USB charging cable for extra mobility
Simply plug the USB charging cable into your computer's USB port and connect the cable with your headset, and the charging begins.
Bluetooth® Stereo (A2DP compliant)
This Philips device fully supports Bluetooth Stereo (A2DP). A2DP (Advanced Audio Distribution Profile) compliance enables this headset to receive stereo music from any Bluetooth device that is A2DP compliant. Therefore you can use this headset with any compatible mobile phone, PC, Bluetooth adapter, MP3 player etc. that supports A2DP.