Bluetooth 5.3 Subwoofer Headband Wireless Headphones - Built-in Microphone Stereo Noise Cancelling Foldable Headphones Specification: Color: Material: ABS Bluetooth: 5.3 Battery life: 4-8 hours Usage: Headset Transmission distance: 10 metres Standby: 120h Whether binaural: bilateral stereo Function: call function, support music Size: 19*17*7.5cm/7.48*6.69*2.95in Features: Bluetooth 5.3, 10m stable connection, high-speed transmission, music and video without lag, clear calls, reduce latency High definition stereo headphones together with advanced software and noise reduction technology are designed to reduce ambient noises. It is ideal for phone calls, music, and entertainment. 40mm large unit, p-rofessional acoustic tuning, bring high school and low of full-bodied sound Subtle , the upper part of the headset is composed of taut rubber fabric, which helps to disperse the weight and reduce the pressure the Telescopic pole can be smoothly extended, stable in the position you want, the frame wrapped in a soft t-ouch, both excellent strength, flexibility and Ergonomic design: large full-size earmuffs, In L-ine With the outline of human ears, not easy to fatigue for a long Folding storage, easy to carry: the microphone can be stored to reduce the space Package Include: 1×Earphone 1×Data Cable 1×Audio Cable