BT048 ANC Noise Reduction Bluetooth 5.3 Wireless Headset Product Description: 1. Latest Bluetooth 5.3 technology, easy and fast pairing with smartphones, tablets and other Bluetooth enabled music devices. 2. Wireless earphones, music Bluetooth headset sports headphones, can reduce the radiation of mobile phones, release the hands to answer the phone. 3. It can make the brain away from the phone radiation, no longer need to hold the phone to call, the waist is not sore, and also reduce the phone The risk of falling. 4. Suitable for running, bicycling, sports without creep down. 5. Support both wireless and wired modes. Used as a wired headphone with an audio cable plugged into your earphone jack. Change from wireless headphones to wired headphones in seconds. Product specifications: Bluetooth version: V5.3 Bluetooth Distance: 10m Material: Plastic + Leather ANC Frequency Range: 20-1000Hz Charging port: Type-C Battery Capacity: 500mAh Working time (Bluetooth only): 37 hours Charging Time: 2.5 hours Working time(Bluetooth and ANC): 32 hours ANC Noise Value: -20±3db Driver: 20-50mW Resistance: 32ohm Voice support: Support Frequency Response: 2.402GHz-2.480GHz Packing list: Bluetooth headset x 1 Charging cable x 1 Audio cable x 1 Instruction manual x 1