1. Bluetooth 5.3, compatible with all Bluetooth devices. Built in call microphone, which can easily answer / make calls.
2. 2 in 1 bluetooth speaker and earphone. TWS earbuds support siri function.
3. Built in stereo and 360 degree stereo are provided.
4. TWS function, you can connect two speakers to synchronize with a phone.
5. Simple key control, you can press the button to turn on / off, play / pause, switch mode, skip songs, adjust volume, etc.
6. Support MP3, WMA, WAV, FLAC, APE format music files.
7. Support TF card or misro SD card, support USB 2.0 disk.
8. Built in 1000mAh battery, which can last a long time.

Specifications:
1. Bluetooth version: V5.3
2. Bluetooth range: 10m
3. Tweeter size: 52mm
4. Output power: 4ohm / 5W x 1
5. SNR: >=90dB
6. Frequency range:100Hz-20KHz
7. Battery capacity: 500mAh
8. Normal volume playback: 4 hours
9. Charging time: 3-4 hours
10. Size: 9.3×4.2×9.1 cm

Package includes:
Wireless speaker x1
USB charging cable x1
User manual x1