A10 Wireless Bluetooth Audio Small Steel Cannon Subwoofer Mini Portable Gift Card Bluetooth Speaker

Specification:
Compatible with: MP3,TF/Micro SD Card 
Supports: Bluetooth,Hands-free Calls,Loudspeaker,Microphone,TF Card Music Playing
Functions: AUX Function,Songs Track 
Interface: ,Microphone,Mini USB,TF Card Slot
Bluetooth:Bluetooth V2.1
Transmission Distance: W/O obstacles 10m 
Power Output: 3W 
Freq: 20Hz-20KHz 
Battery Capacity: 400mAh 
Charging Time:about 2 hours 
Working Time:Medium volume 2-3 hours
Battery Type: Lithium-ion battery 
Operating Voltage:DC3.7V-4.2V
Power:4Ω 3W

Package Include:
1 x Bluetooth Speaker
1 x USB Charging Cable