Creative Zen Hybrid Pro Circumaural Headset

Creative Zen Hybrid Pro USB Type-C Connector Circumaural Headset Wireless Type: Bluetooth Cord Length: 0.8m / 2.62 ft. Part Number: EF1040 Operating Time: Up to 100 Hours (ANC OFF) Up to 80 Hours (ANC ON) Distance: Up to 15m / 49.2 ft, measured in open space. Walls and structures may affect range of device Headphone Frequency Response: 20Hz-20KHz Headphone Input Impedance: 32 ohm Headphone Sensitivity: 117dB S.P.L. at 1KHz