Describe:
Model: M1 Bluetooth Speaker
Color: blue, black, red, gold, silver gray
Play time: 2~3H
Bluetooth compatibility: 5.0
Material: metal + ABS
Battery capacity: 180 mA
Signal to noise ratio: ≥70db
Frequency response range: 40Hz-20KHz
Weight: 53g
Size: 2.5CM*3.5CM
Package includes: speaker*1 charging cable*1 manual*1