Bluetooth Specifications…………..     Version4.0, Class 2,10meters 

Bluetooth profile supported----------     Speakerphone & Hands-free profiles 

Operating Frequency Band……….     2.4GHz to 2.48GHz unlicensed SIM band 

Rechargeable Battery…3.7VDC, 1000mAH, (#BL-5B compatible) 

AD/DC Charger………DC5 to 6V, 500mA 

Normal Charge Time………………up to 3hrs. (approx) 

Talking time……………………… up to 17hrs. 

Standby Time………………………up to 1600hrs. 

Dimension………………………… Bluetooth Speakerphone: L5.5cm*W4.5cm*H11.0cm 

Weight…………………………… Bluetooth Speakerphone: 80g 

Note: The above configuration may change or upgrade according to the product development plan without any prior notice.