Features: *New and high quality. *High quality material, not easy to damage *Small size, light weight, easy to carry. *Compatible Bluetooth 5.0 technology, super signal transmission, ultra-low power consumption *Compatible Bluetooth devices, support automatic answering function, no need to answer calls manually, safe driving *Large button design, the best choice for male cyclists. *Built-in high-quality anti-interference microphone, external windproof sponge, can effectively realize hands-free answering and hanging up, high-fidelity sound quality *Support up and down songs, volume addition and subtraction, playback pause, automatic call back, etc. Complete functions, simple operation, easy to use *Built-in high-quality headphone speakers, strong bass, clear midrange, pleasant treble. *Built-in USB charging interface, convenient and fast charging *Built-in large-capacity lithium battery, multiple circuits, long standby and working hours. Specification: *New and high quality *Type: Premium *Colour: Black *Gross weight: about 80g *Compatible Bluetooth: 5.0 *Transmission range: about 10m *Frequency range: 2.4026-2.480GHz *Charging voltage: 5V *Universal Fitment = YES Fitments: Fits most devices Complete machine list: 1*headphone Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.