Mini Wireless Bluetooth Earbuds With Mic True Bass Twins Stereo In-Ear Earphone Bluetooth Headset Features: Bluetooth 5.0 Technology: True Bluetooth Headset with Bluetooth 5.0 chip, ensure faster transmission and more stable signal. Automatically connect to Bluetooth devices once taking out CVC8.0 Noise Reduction: Bluetooth Headset with CVC8.0 noise reduction technology, you can enjoy HiFi sound effect music even in a noisy environment Charing: Low power consumption, long battery life, long standby time is available after fully charged. Smart touch function and LED power display Waterproof and Mini Design: Life grade waterproof level, Bluetooth Headset no worries about getting wet by sweat. Mini size design makes this Bluetooth Headset even hide in your ears Bluetooth Headset Specification: Type: Bluetooth Headset Bluetooth Headset - Color: Black Bluetooth Headset Bluetooth Version: Bluetooth 5.0 Bluetooth Headset Transmission Distance: 10m Bluetooth Headset Bluetooth Protocol: HFP/HSP/A2DP/AVRCP Bluetooth Headset Waterproof Level: IPX5 Bluetooth Headset Music Time (full power single use): 4-5 hours Bluetooth Headset Music Time (need to be used with the charging case): 150 hours Bluetooth Headset Battery Capacity: 50mAh Charging Case Battery Capacity: 2000mAh Bluetooth Headset Charging Time:1-2 hours Bluetooth Headset Features: Built-in Microphone, Built-In On/Off Switch, Call functions, Extra Bass, HD Voice, Noise Cancellation, Noise Isolation,Replaceable Ear Tips, Stereo, Sweat Proof,Smart touch function,Volume Control, Waterproof, Charging Box, charging dock Microphone Type: Built-In Number of Earpieces: Double Package Includes: 1 Pair Bluetooth Headset 1 Charing Box 1 instructions 2 Pair of Ear Caps 1 Charging Cable