Is wireless:Yes, Yes Wireless Type:Other, Other Support Memory Card:No Vocalism Principle:Electrostatic Volume Control:Yes Control Button:No Codecs:None Private Mold:Yes Battery Indicator:LED Name:Bayee Model Number:x18 Style:TWS (True Wireless Stereo) Communication:Wireless Use:Mobile Phone, COMPUTER, Sports, Travel, PROFESSIONAL Function:Waterproof, Noise Cancelling, Microphone, LED Display, Wireless Charging, SDK available, THERMOMETER, Blood oxygen monitor, true wireless stereo, Over-Ear Headphones, On-Ear Headphones Place of Origin:Guangdong, China Waterproof Standard:IPX-6 Active Noise-Cancellation:No Wireless delay time:above 60 ms Game atmosphere light:no light Product name:earphones headphones headsets Speaker Type:TWS In-ear Earbuds BT Version:5.0 BT Charging time:1-2 Hours Working time:220H Standby time:280 Hours