Product information:
Power type: USB
Product Model: M5
Operating voltage: 3.7V
Signal-to-noise ratio:>80DB
Bluetooth version: BLUETOOTH5.0
Charging voltage: DC5V500-1000MA
Distortion:<1%
USB specification: USB2.0/USB1.1
Speaker specification: 845mm 4Q 3W
File formats: MP3 and WAV
Battery capacity: 2500mAh
Frequency response: 20-20kHz
Size: about 175*73.5 * 54mm
Material: Plastic

Packing list:

Audio system + charging cable + instruction manual *1

Product Image: