Remax Bluetooth Speaker RB-M28

Specification:
Brand: Remax
Model: RB-M28
Bluetooth version: 4.2
Bluetooth transmission distance: >10 meters
Impedance: 4R
Sensitivity: 1000mV
Frequency response range: 60Hz-18KHz
Speaker specifications: 45mm internal magnetic 4R3W
Output power: 2*5W
Battery: 18650 2200mAh 3.7V
Charging voltage: 5V
Product size: 160x79x79mm
Product weight: 580g
Standby time: 60 days
Play time: 70% volume 8h
Distortion: 1%
Signal to noise ratio: 70dB
iPhone,iPad,Samsung,Huawei,HTC,Sony etc.
Bluetooth-enabled smartphones and tablets
Color: Blue, Black