Crater 4


Portable Bluetooth speaker
Wireless Bluetooth playback, the ability to pair this device with other devices
Support of Bluetooth profiles A2DP, AVRCP
True Wireless stereo
Resistant to splashing water
Power bank function for charging your phone, tablet, etc.
Wide range speaker system delivering pure and dynamic stereo sound
FM radio
Built-in micro SD card reader
Support for WMA / MP3 playback
3.5 mm AUX connector for connecting an external audio source
Music power: 20 W (RMS)
7 hours of music playing per charge
Lithium battery, rechargeable via micro USB
Power supply: 5 V, 2 A
Battery: 3.7 V / 2 200 mAh (Li-ion)