SainSonic Bone Machine BM-7

• BONE CONDUCTION technology uses vibrations to transmit audio information into your skull without blocking or covering your ears.
• OPEN EAR HEADSET design allows music and phone call audio while still hearing everything around you.
• BLUETOOTH 4.0 allows 10 meters of clear range connection. 2 in 1 wireless connection allows 2 mobile device pairings into the headset simultaneously.
• HANDS-FREE HEADSET designed with control buttons allowing a mobile phone the ability to ring, answer a call, hang up and adjust the volume ergonomically. 
• COMFORTABLE curve over ear to assure proper secure fit and lighter weight. Sweat resistant durability blocks out moisture and precipitation. 

*Color: Midnight Black/Astral White/Ionian Blue

*Weight: 41g

*Sound Track: Stereo

*Interface: micro USB

*Buttons: ON/OFF; Volume +/- (long press to switch songs); Play/Pause; Call;

*Siri: Only For Iphone

*Bluetooth Version: 4.0

*Bluetooth Profiles A2DP/HFP,HSP,AVRCP,GAVDP,AVDTP

*Transducer Sensitivity: 100 +/- 3dB

*Microphone Sensitivity: -42dB +/- 3dB

*Rechargeable Lithium Battery Capacity 230~250mAh

*Standby Time: Fully Charge 2 hours up to 10 days

*Wireless Range 33feet/10 meters