Compatible with Tablets, Ultra Book, Smart Phone and all Bluetooth™ enabled devicesDual function : Blue Tooth handset and Voice RecorderBlue Tooth 4.0 specification, super long standby and talk timeMultipoint connection to 2 devices ( eg. your mobile phone and Tablet Computer connected same time )Multifunctional Control Wheel, makes control and use of the unit simpleBeeping and Flashing light and vibration for incoming callReceive and cancel calls all with single key on the unitSimple and easy pairingHigh-quality audioDual ultra-sensitive microphones, one for Blue Tooth, one for voice recordingMini Sliding case design for ultimate portability, but best fit your face when it is extended for talkingMini USB charging, can be charged by any USB power sourceHole for hanging string Blue Tooth 4.0, HFP V1.6 profile, mSBC codec, Wind Noise reductionMultiPoint HFP connection to 2 devicesMultipoint A2DP connection enables handset (A2DP) connection to 2 A2DP source devices for music playbackDistance : 10 MeterConnection : Micro USB ( For charging and for data transfer )Battery capacity : 200mAHCharging time : 3.5 hoursStandby time : 10 daysTalk time : 10 hoursRecording Time : 5 hours ( battery powered ) 18 hours ( USB Powered )Recording flash memory size : 2GVoice recording file format : MP3Voice Play back : On unit or transfer to PC through USB connectionOther supported play back format : WMV / WAV 1 x Blue Tooth Handset1 x USB Charging Cable1 x User Manual in CD Check out our other items!