ZEBRONICS Zeb-Duke Bluetooth Wireless Over Ear Headphone with Mic (Blue)

Speaker Impedance 32ΩFrequency Response 20Hz – 20kHz,Bluetooth works in range of 10 m only without obstacles
Charging time 2hrsPlayback time 30 hrs*Talk time 30 hrs*
Wireless BTVoice assistant supportAUX Function
Adjustable HeadbandMedia/Volume controlCall FunctionBuilt-in Rechargeable Battery
There is a voice assistant feature, a multifunction button that controls media and volume along with an AUX input as well.
Listen to your favorite tracks all day long as the headphone comes with 30 hours of playback time.