Welcome to the world of revolutionised earphones with the KDM neckband series, that come with greater control, easy accessibility, enhanced battery life and free from the hassle of pulling off or falling and much more meant to make your life easy on-the-go. Music time- 32 hr OS- Available in iOS and Android CSR import chip- Yes DPS noise reduction- Yes Audio- HD high definition Transmission distance- 10M Phone support- Voice dial and redial Charging time- 1-2 hr Talking time- upto 35hr Application- Built in mic with answer/ call end button allows you to seamlessly switch between calls and music Compatibility- Compatible with all mobile phone’s music players portable gaming devices and computers Bluetooth version- 5.0 Charging type- Micro usb Charging power- DC5V400 mAh Out put power- 3mWx2 Sensitivity- 92(+/-)3DB Impedance- 16 oHM Frequency range- 20 Hz-20KHz THD- <1% Supported Profiles- HSP,HFP,A2DP,AVRCP Mic Sensitivity- (-42db) Mic Impedance- 2200 ohm Includes- 2 pair of ear bud and charging cable Colors- Black, Red