Feature:
        Caller Name or Caller Number LCD Display
        Phone Book Synchronization Function
        Advanced Built-in Microphone and Speaker
        Echo Cancellation & Noise Suppression
        Full Duplex Sound Quality
        One-Touch Answer, Call Rejection, Last Number Redial
        Voice Dialing Function (Subject Voice Activation Enabled Phones)
        Compatible Bluetooth Specification: V2.0+EDR
        Operating Frequency Band: 2.4GHz~2.48GHz Unlicensed ISM Band
        RF Output Power: Class 2
        Working Distance: Up to 10 Meters
        Support Profiles: Headset and Hands free Profiles
        Battery Type: Rechargeable Lithium DC3.7V, 600maH (BL-5B)
        Talk Time: 15~16 hours
        Standby Time: 600 hours 
        Charging Time: 2~3 hours
        Size: 126mm x 57mm x 22mm