... ,Reject Features: 1). Style clip-on stable to wear. 2). Support A2DP,AVRCP,bluetooth headset,handfree profile 3) .Redial the ... last call ,Reject call.Volume adjustable. 4). Faster connecting,clear sound,anti-interference. 5). Listen to MP3 ... wireless transmitter Specification: 1) BT protocol: version 2.1 2) Frequency: 2.4 GHz 3) BT range: 10meters. 4) Net weight: 28.5g5) Power supply: ...