SN-537K 5.3 Bluetooth Live Earphones Built-In Sound Card Wireless Receiver Sports Earphones(Black) Brand_mocolo Fits the following for Dell

Fits the following for Dell models:

One Package Size 51cm * 18cm * 13cm / 20

Operating humidity: Less than or equal to 80% RH

and discharge the static electricity generated to the ground

11inch * 6

SN-537K 5.3 Bluetooth Live Earphones Built-In Sound Card Wireless Receiver Sports Earphones(Black) Brand_mocolo Fits the following for Dell1. Bluetooth version: 5. 0 + EDR 2. Transmission distance: about 10m 3. Battery capacity: 800mAh 4. Charging input: 5V 1A 5. Charging port: Type C USB C 6. Playback time: about 10 12h 7. Wireless frequency: 2. 4GHZ 8. Remote control battery: AA dry battery (not included) x 2 9. Weight: about 52g Features: 1. Wireless sound card, the whole wireless operation, with wireless remote control 2. Built in sound card, 20 kinds of electric tone base 3. retain