1. Upgrade LED power display: Intuitive to know the electricity level Charging cabin and the headset at a glance 2. F9-8 chip upgrade:Upgrade the 5.0 Bluetooth chip, pick up the automatic boot and matching 3. Operational function upgrade: One touch previous/next song &volume adjustment wake up assistant 4. Large capacity charging cabin : Can be used for earphone storage box Charging for earphone/ mobile phone As a mobile phone holder 5. Enjoy &9D heavy bass : Enjoy the HIFI scene and enjoy the immersive 9D stereo surround sound effect 6. CVC80 intelligent noise reduction:Enjoy HD call effects without being affected by noisy environment 7. Strong compatibility:Regardless of the brand mobile phone and model, Bluetooth enabled devices can use this headset 8. It can be used to any mobile phone that supports Bluetooth function, regardless of brand and mode. Type: Headset Earpiece: Double/Single Compatible Bluetooth Profiles: HFP,HSP,A2DP,AVRCP,OPP,PBAP Earpiece Design: Earbud (In Ear) Control: Touch Microphone: Built-in Battery Capacity: 300/6000/2200mah Battery Bluetooth Version: V5.0 Transmission Distance: 33 Feet (10 Meters) Working Voltage: 3.7V Charging Voltage: DC5V Charging Time: About 1 Hour Call Time: About 5 Hours Music Time: About 6 Hours (80% Volume) Standby Time: About 200 Hours Frequency Response: 20-22 kHz Accessories Lists:

2 Bluetooth Earphones 1 Charging Case 1 USB Cable 1 User Manual