Chipset JL Communication Wireless Function Microphone, Power Bank, Wireless Charging, Built-in Cable, true wireless stereo, 5G, Waterproof, LED Display, Noise Cancelling, SDK available Waterproof Standard IPX-6 Connectors TYPE-C Use Portable Media Player, Mobile Phone, COMPUTER, Gaming, Sports, Travel, PROFESSIONAL, For Internet Bar, HiFi Headphone Control Button Yes Is wireless Yes Active Noise-Cancellation Yes Style In-ear Volume Control Yes Model Number m32 Brand Name TIANPU Place of Origin Guangdong, China Battery capacity\earpiece 800mAh\50mah Call/Music time 5-6hours Working distance: 10-15 Meters Charging time: 1-2 Hours