Features: 1. Waterproof and sweatproof design, protect earphones from sweat. 2. Touch control, just touch the earphone lightly to control the functions like power on, power off, call, reject an so on. 3. Truly wireless design, it is ultralight(only 5.4g), mini and invisible. 4. With a 450mAh charging box, never worry that your earphones will be dead. 5. Show battery level on smartphone. Specifications: General Specification Model Number Touch Two Color Black Wearing Type In-ear Earphone Weight 5.4g Dimensions of Charging Box L92mm*W40mm*H31mm Dimensions of Earphone L23mm*W12mm*H26mm Technical Parameters Microphone Yes Voice Prompt Support Bluetooth Version 4.1 Transmission Distance 6-10m(according to the using environment) Support Protocol Headset/handsfree/A2DP/HFP/HSP/AVRCP Battery Capacity Charging box: 450mAh Single earbud: 50mAh Music Time 2.5 hours (laboratory test time) Talking Time 3 hours (laboratory test time) Standby Time 48 hours Functions Waterproof, touch control, dual earbuds, stereo, long battert life Package Included: [Truly Wireless] Mini Stealth Stereo Wireless Bluetooth Dual Earphone Headphones With Charging Box 1* Dual Bluetooth Earphones 1* Charging Box 3* Pairs Earbuds 1* Manual Ships in 7 business days. It is shipped from China. Delivery is provided by China Post Air Mail. Delivery time depends on the couriers, local customs in your country also holidays, weather conditions. Usually it takes from 39 to 60 days, depending on the customs at your country.