Features: The worlds smallest Bluetooth Stereo Car Kit with A2DP/AVRCP support Built-in DSP for Echo cancellation and Noise reduction Ultra light Bluetooth stereo Handsfree for In-Car, Office and home Use Enjoy Stereo music from iPod, PC, PDA, Mobile, TV, DVD player Never missing a call while listening to high quality music Support VoIP, Skype, MSN, Yahoo Messenger, etc. Talk time 8 hours / Standby time 150 hours Specifications: Bluetooth Standard V2.0 / (V2.0+ EDR coming soon) Profile support Headset, Handsfree, A2DP, AVRCP Power Class Class 2 Receiving Sensitivity -80dBm (BC03 BT V2.0) / -90dBm (BC05 BT V2.0+ EDR Coming soon) DSP Bulit-in DSP for Echo canceling and Noise reduction Button 5 Buttons (Power, Vol. Up, Vol. Down, Forward, and Backward) Charging Power 5V DC Talk time 8 hours Standby time 150 hours Battery Rechargeable Polymer Lithium-Ion battery Range 10 Meters in open space Size 110 x 40.5 x 18.2 mm (L x W x H) Certification FCC, CE, RoHS Accessories Visor Clip, Users Guide, Car Charger, Optional Travel Charger