J1 TWS Digital Display Bluetooth V5.0 Wireless Earphones with LED Charging Box(White) Motorola Spare Parts first detect if there is

first detect if there is harmful electromagnetic radiation to people health

General Compatible with Meizu:  Meilan X

It allows phone and tablet to transfer data directly with USB flash disk or memory card

Use distance: about 10-12m

Type-C/USB-C fast charging interface

J1 TWS Digital Display Bluetooth V5.0 Wireless Earphones with LED Charging Box(White) Motorola Spare Parts first detect if there isFeatures 1. The charging box is fully charged to supply two earphones for more than 2 3 cycles of charging. 2. The headset is fully charged and can support up to 2. 5 hours of talk or music playback time. 3. Can play any audio file of the paired Bluetooth master device 4. Built in microphone hands free calling 5. Waterproof, sweatproof Functional technical parameters: Earplug weight (each): 3. 5g Charging box: 28 grams Channel: Stereo Frequency