JLC Wireless Bluetooth Noise Cancelling Headphones

These wireless headphones are suitable for both audio playback and hands-free calling. They charge via a Micro USB interface and feature a 3.7 V / 400 mAh battery with a red LED charging indicator. In Bluetooth-only mode, the headphones provide up to 400 hours of standby time and up to 10 hours of working time, extending to 15 hours when noise cancelling and Bluetooth are used together. A full charge takes approximately 2–3 hours. The active noise reduction reaches a depth of 23 dB ±2, while the speakers deliver clear sound with a sensitivity of 105 dB ±3.