• Bluetooth 5.0 chipset for stable signal transmission, powerful audio decoding, maximum operating distance of 10 meters, excellent compatibility, suitable for all electronic devices supported by Bluetooth, including smartphones, laptops, MP3s, etc.

• Integrated multi-function control panel, song switching, playback mode switching, volume control, easy to operate

• AUX Line-in-game mode connects the speakers to a mobile phone or tablet using a standard 3.5mm audio cable. Even music-free devices can play music and can be used as wired speakers.

• Support TF card playback mode, can insert TF card to play music, support MP3 / WMA format songs.

• Built-in 8000 mAh large-capacity lithium battery, long standby and use time, talk time up to 20 hours.

• Support hands-free calling, built-in sensitive HD microphone, support hands-free calls even when playing music or driving.

• Powered by USB charging

Specification:

• Bluetooth version: 5.0

• Transmission distance: about 10m

• Listening to music time: about 8H

• Charging time: 3-4H or so

• Signal to analog ratio: ≥85dB

• Working voltage: 7.4V

• Frequency response: 80Hz-20KHz

• Battery capacity: 8000MAH

• Speaker: 4 Euro + 4 Euro + 4 Euro

• Distortion: 1%