M19 TWS 5.1 Bluetooth Headset Large Screen LED Digital Display Touch with Flashlight Function                       Feature:   1. Adopting high‑definition large‑screen LED digital display, remaining power of the headset and charging bay can be displayed intuitively.     2. The headset is taken out of the charging compartment, automatically turned on and matched, and automatically connected to the mobile phone.     3. The battery compartment case has 1200mAh large capacity battery, it can charge the earphone for several time.     4. High speed and stable transmission provided by the Bluetooth 5.1 chip, enabling you to do phone talk with high audio quality.     5. Charging case supports flashlight function. With mini and compact size design makes it super portable and convenient for you to carry and use.             Specification:               Item Type: M19 TWS 5.1 Bluetooth Headset  Material: ABS       Model: M19  Colour: Black  Bluetooth Version: 5.1  Transmission Distance: 10m/ 33ft       Battery Type: 2 x Built-in 50mAh (Headphone) +1200mAh (Charging Compartment) Lithium Battery       Charging Time: About 2 Hours  Music Time: About 5 Hours  Standby Time: About 280 Hours  Applicable Equipment: General                       Package List:   1 Pair x Wireless Earphone     1 x Charging Compartment Case       4 x Earbuds    1 x Charging Cable                                                             luetooth of the mobile phone, find "TWS V5.1", and click connect.           3. You can use it after pairing successfully.