Baseus Encok S07 Sports Neckband Wireless Bluetooth Earphone is built in ABS, Alluminum alloy, TPE, silica gel material that supports V4.1 Bluetooth Version. In this ear phone, it has 10 meters Communication distance, 7hrs call time, 60mAh Battery Capacity, 100hrs Stan by Time, 5 – 6 hrs Music Time, 2hrs Charging time with Ear muffs, Charging cable, User manual, Warranty card attached products. This earphone has active noise-cancellation option with 20-20000Hz Frequency Response Range, 0.6m Line Length, 100±5dB Sensitivity and 16Ω Resistance. The S07 earphone supports in For Internet Bar, Monitor Headphone for Video Game, Common Headphone For Mobile Phone, For iPod, Hi-Fi Headphone, Sport, Operation Range 10 Meters; With Microphone with 2 Hours Charging Time; 100 Hours Standby Time and 60mAh Battery Capacity; Up to 6 Hours Talk / Music Time; Suitable For: Bluetooth Earphone For iPhone X 8 7 Xiaomi Sony Samsung Huawei.It is also water proof earphone with Support APP, Apt-x and Control Button. This ear phone is available in full black color, silver and red color, balck and red color.