Neck-type Wireless Bluetooth Headset Stereo No Delay Sports Bluetooth Headset Features: Upgrade imported DSP core, can K song, funny voice change, no need to hold, hang your neck to sing, 9 kinds of voice change, can transform into a variety of roles. The intelligent voice assistant can be summoned at any, and the can be summoned by pressing 2 times. It is convenient and quick to chat with your about the weather, ask the navigation, make a phone call... just sentence Smart all smart phones, all mobile phone systems on the market can be used No fear of the surrounding noisy environment, intelligent call noise reduction The soft bow can be twisted arbitrarily, the four-button function can be switched random, and the bilateral batteries can be charged once a month Exercise without fear of sweat, daily , effectively sweat from damaging components. Magnetic adsorption design, non-slip and falling off, the earphones are taken off and attached to the natural magnetic attraction, so you no longer have to worry about accidentally losing the earphones when you travel. Specification: Material: abs Size: About 40x8x6cm/15.7x3.1x2.4in Bluetooth version: V5.3 Transmission distance: barrier- 10 meters Usage mode: bluetooth Charging time: about 15 hours Battery life: 100 hours Battery capacity: 1000mAh Package List: 1x bluetooth headset, 1xUSB charging cable, 3x ear caps (large, medium and small) Notes: Due to different displays and lighting effects, the actual color of the product may be slightly different from the color shown on the picture. Thanks! Due to manual measurement, please allow slight measurement deviation.