Stereo Bluetooth headset with back-hang style Foldable design provides maximum portability
Features Software & CVC echo/noise cancellation for reducing noise Wirelessly enjoy stereo music from all A2DP-enabled devices, such mobile phones, PDA, PC etc Switch automatically from remote controls on the headset allow you to play, skip and select your music tracks. Extended music playback time
The latest version of A2DP1.2 and AVRCP1.0 profiles supportSupports 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 - 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 400mAh Li-Polymer Battery
* Mini 5 Pin USB Plug charging Port
* Charger adapter Output: DC 5V&200mA
* Nominal charging time: Max 4 hours * Play time: Up to 20 hours
* Standby time: Up to 400 hours
* Dimensions (main body): 54(diameter) x 23(H)mm
* Weight: 71.2 grams
* Operating Temperature: -10 oC - 50oC
* Storage Temperature: -20 oC - 80oC
SoundBot SB220 Bluetooth Noise-Reduction Stereo Headphone for Music Stream & HandsFree Calling w/ 20 hrs Extended Talk and Playback Time 400 hrs Standby time Built-in Mic A2DP AVRCP Chrome - B00AVLOHJ8