Wireless Smart Aluminum Metal Mini Portable Bluetooth 2.0 Speaker Hands-free Calls +TF Card Slot， Stereo Speakers for Laptop/PC/MP3/ MP4 Player

Supports: Hands-free Calls， TF Card Music Playing， Volume Control， Microphone， Bluetooth 2.0
Functions: Stereo， AUX Function
Compatible With: TF/Micro SD Card，for iPod， MP3， for iPhone， MP4， PSP， MP5， Laptop，  Mobile Phone， Tablet PC， PC
Connection: Wireless
Interface: 3.5mm Audio， Micro USB
Audio Source: Electronic Products with USB port， Bluetooth Enabled Devices， TF/Micro SD Card， Electronic Products with 3.5mm Plug
Material: Metal

Specification:
Protocol: AVRCP， A2DP
Transmission Distance: W/O obstacles ≤10m
Freq: 100Hz-18kHz
S/N: 50dB
Bluetooth Version: V2.0+EDR
Power Source: USB
Charging Voltage: DC 5V
Power Output: 3W
Charging Time: 2 hours
Lasting Time: 5 hours
Battery : Built-in Li-ion Battery

Package Included:
1 x Speaker
1 x USB Cable