Mini Bluetooth 4.1 Wireless In-ear Earbud Stereo Headset Headphone EarphoneCategory: Ear Headphone Headset EarbudProduct Features100% brand new and high quality.The Earbuds are compatible with all smartphones, tablets, music players and other Bluetooth-enabled devices.Built-in HD and sensitivity microphone. Makes you enjoy clear and natural sound when calling, Ideal for in-car calling or working use.Long battery life allows the Earbud with up to 4-6 hours talk time / music time or 145 hours of standby time.Ergonomic design optimized for ultimate wearing comfort to match your active lifestyle like running, jogging, cycling, driving, camping, hiking gym exercise and other outdoor sports.Bluetooth 4.1 Technology: Supports two connected devices simultaneously and allows to automatically connecting after paired successfully for the first time.CVC noise Isolation technology reduces outside noises, enable clearer microphone sound.Small, lightweight and stylish.Please note: 1pc mini earbud is just one earbud for your right or left ear. Not a pair.Pairing If this is the first time you use this device,please pair this device first. 1. To enter pairing mode, press and hold the Multifunction Button until both red and blue LEDS flash. 2. Turn the bluetooth on, search for the S630 on your mobile phone and connect. 3. To complete pairing, some devices require a pass key or code, please enter "0000". 4. Once successfully paired, the devices can be powered off. To re-connect simply power them both on, no need to pair again. Note1. If you wish to use the earbud with another mobile phone, you must restart the pairing process with the new devices from step one.This bluetooth 4.1 Earbud can connect two devices at the same time.2. If you can't pair the bluetooth with your phone, please make sure this earbud has been going into pairing mode. 3. If your phone can't search the bluetooth, please kindly try to restart your phone. If you can't pair it, please feel free to contact us. We will try our best to help you.SpecificationDevice Type: Bluetooth stereo earphone Bluetooth version: V4.1+EDR Bluetooth profiles: A2DP, HSP, HFP Operating frequency band: 2.4 GHz-2.48 GHz unlicensed ISM Band Transmission Distance: Up to 10m(Open Space) Talk time:4-6 hours Playing time: 4-6 hours Standby time: About 145 hours Charging time: Ablut 1 hour Weight:0.46oz / 13g Package Included1 x Mini Bluetooth Earphone.1 x Charging Cable.1 x User Manual.