Bluetooth CSR V4. 1 Earphones With 3.5mm Plug

Product general features

1. Active Noise Cancelling Wireless Headphones: ANC technology cancels outer noise, allowing you to enjoy your audio on the subway, bus, plane, and other noisy situations

2. Adjustable & Comfortable: Ear cups swivels up to 90°; ear pads are made of super soft protein; and an adjustable headband suits all head shapes and sizes

3. 20 Hour Playtime: Wireless headphones stream music for up to 20 hours per charge; connect the included audio cable for stable, wired audio playback

4. 2 Large-Aperture Drivers: A duplet of 40 mm drivers allows the over ear Bluetooth headphones to stream high resolution audio with a deep, powerful bass

5. Built-In Mic & Airplane Adapter: Transmits your voice clearly, providing enhanced call quality even in loud environments; comes with an airplane adapter so you can easily connect in the cabin

Product Specifications

1. Bluetooth version: CSRV4. 1
2. Speaker driver: 40mm
3. Working time: 10h(Bluetooth+ANC) 20h(ANC) 20h(Bluetooth)
4. Charge time: 3h
5. Working range: 20m
6. Frequency Response: 20Hz-20KHz
7. Sensitivity:119±3dB
8. Function:3. 5mm jack line, Bluetooth