Hoco BS31 Portable Wireless Speaker

Specification:
– Brand: Hoco
– Model: BS31
– Speaker: 53mm
– Bluetooth Version: V4.2
– Support Wireless, TF card, AUX Mode Play
– Output Power: 5 Watt
– Supporting Protocols: A2DP, AVRCP, HFP, HSP
– Speaker Size: 53MM
– Impedance: 4Ω
– Transmission Range: 10m
– Frequency Response: 60~18000Hz
– Sensitivity: 90db
– Charging Voltage: DC5V
– Battery Capacity: 500mAh
– Charging Time: About 2 Hours
– Call / Music Time: About 3 Hours
– Size: 86*86*44mm
– Weight: 140g