Bluetooth Specification v2.1+EDR class 2
The latest version of A2DP1.2 and AVRCP1.0 profiles support
Supports Bluetooth Headset and Hands-free Profile(HFP 1.5)
RF Frequency Range: 2.402-2.480GHZ, 2.4G ISM band
Frequency Response: 20 Hz - 20 KHz, Very high Signal to Noise Ratio (SNR):95 Db, Total Harmonic Distortion (THD):0.1%,
5 Button design: MFB, VOL+, VOL-, FWD, REV,
LED Indicator Status: Blue, Red
Rechargeable 150mAh Li-Polymer Battery

Mini 5 Pin USB Plug charging Port
Charger adapter Output: DC 5V&200mA
Nominal charging time: Max 3 hours
Talk time: Up to 10 hours
Standby time: Up to 300 hours
Dimensions (main body):151*75*156mm

Weight: 106 grams
Operating Temperature: -10 oC - 50oC
Storage Temperature: -20 oC - 80oC