ZEBRONICS Zeb-Duke Wireless Bluetooth Over The Ear Headphone with Mic – (Green)
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From the manufacturer Specfications BT Version: 5.0 Driver Size: 40mm Speaker Impedance: 32Ω Frequency Response: 20Hz – 20kHz Sensitivity: 103dB±3dB Charging time: 2hrs; Playback time: 30 hrs*; Talk time: 30 hrs* Microphone Sensitivity: -38dB±3dB Microphone…