Acefast H4 Active Noise Canceling Wireless Headset

Acefast H4 Active Noise Canceling Wireless Headset Features: 30dB ANC active noise reduction technology, noise reduction/music, two sound modes to switch at will;Fully wrapped ear protein leather zero pressure feeling memory foam, skin-friendly and soft, lightweight and breathable;40mm professional HiFi grade moving coil speakers, combined with acoustic acoustic technology, accurate presentation of high-resolution music details;Upgraded Bluetooth 5.3, ultra-stable connection, ultra-fast transmission, ultra-low power consumption;High-definition microphone, anti-wind and dry, more clear vocals;Large-capacity battery, long life, one week charge;Charge 10 minutes, use 2 hours * 70% volume;With telescopic drawbar, ear caps can be stowed, comfortable experience upgrade Specifications: Product name: H4 headset noise-canceling bluetooth headsetMusic time: greater than 55 hours (BT) / greater than 45 hours (BT ANC) * 50% volume timeCharging time:Approx. 2.5 hoursOverall size: about 176 x 80 x 196 mmRF output power: ≤10dBmNoise reduction depth: -30dB