Extreme Edition Powerful Upgrade 

1. Upgrade LED power display： Intuitive to know the electricity level o Charging cabin and the headset at a glance 

2. F9 chip upgrade:Upgrade the 5.0 Bluetooth chip, pick up the automatic boot and matching 

3. Operational function upgrade：One touch to switch 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 surroundsound effect 

6.CVC 8.0 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

Specification:

Model:F9-5 tws Bluetooth Earphone 

Color: Black,white 

Bluetooth version: V5.0 

Charging Voltage: DC 5V 

Microphone sensitivity: -42Db 

Working temperature: -10-50 °C 

Frequency response range: 20-20000Hz 

Sensitivity: 120dB+/-5dB 

Transmission Distance:10m 

Charging Time:About 1 hours 

Accumulated battery life: about 220 hours 

Headphone battery capacity: 50mAh 

Charging box battery capacity: 2000mAh（Actually about 1200-2000mAh） 

Package Included: 

2 * earphone(left and right) 

4 * ear cap 

1 * charging box 

1 * charging cable 

1 * User Manual