SoundBot SB518FM Sapphire Blue/Black Bluetooth Headset for Music Streaming & HandsFree Calling for 20 Hours of Talk Time, 400 Hours of Standby Time w/ MicroUSB Charging Port & Cable Included;

Specifications

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
Radio Performance: Receive Sensitivity of -90dBm, TX Power Max 4dBm
Frequency Response: 20 Hz ¡V 20 KHz, Very high Signal to Noise Ratio (SNR):95 Db, Total Harmonic Distortion (THD):0.1%
5 Button design: MFB (Multi-Function Button), VOL+, VOL-, FWD, REV
LED Indicator Status: Blue, Red
Rechargeable 400mAh Li-Polymer Battery
Micro USB Plug charging Port
Nominal charging time: About 4 hours
Talk time: Up to 20 hours
Standby time: Up to 400 hours
Dimensions (main body): 54(diameter) x 23(H)mm
Weight: 71.2 grams
UPC 633726326200
Operating Temperature: -10 oC ¡V 50oC
Storage Temperature: -20 oC ¡V 80oC"