MD-A02 Replaceable Battery Mini mobile Speaker
Features:
Built-In Replaceable&Rechargeable Lithium-ion battery (New Feature)
Equipped with High-quality horn
Rich, Full-Range Sound From Compact Speaker With Backup Power Supply.
Stereo, Ultra-low sound.
Plays music stored on SD/MMC card,USB disc directly.
Connects to ipod, iphone, Notebook, Computers, MP3, MP4, mobile phone and more.
Strict Quality control, Long Warranty

MD-A02 Mini mobile Speaker Accessory:
1. 3.5mm interface extension line
2. 3.5mm to 2.5mm interface connector
3. 5mm to Nokia N73 interface connector
4. USB charging line
5. Remote Controller

Functional Parameter:

Output: RMS 6W(3W + 3W) THD = 10%
Frequency response: 150 -1800HZ
Signal and noise ratio of power amplifier ≥80dB
Loud speaker: 1.5 inch (extermal diameter 50mm)
            Magnetic resistant 40hms

Technical Specification :

Input : 5.0V
Output: 3.7V*1000MA
Built-in rechargeable Li-ion Battery

Dimension: 14.8cm * 10.6cm * 8.6cm
Weight: 600g

Operation Manual:

1 Connect DC5V adaptor to the DC5V power input socket of speaker, and to charge or recharge
  this speaker system.
2 With SD/MMC, U disc reader (Maximum support 2G), MP3 format music can be played.
3 No need to shift among U disc/SD/MMC, speaker automatically read the first input media device. If first put SD/MMC, you need to take out SD/MMC card, then speaker can read MP3 music file from U disc.
4 “|◀ ”Volume - / Backward, Long press this button, Volume decreased, Short press this button,
  Music shifted to the upper one, “ ▶| ” Volume + / Forward, Long press this button, Volume increased, Short press this button, music shifted to the next one. “■” this button is for pause and play.
5 Connect 3.5 mm stereo audio cable to speaker socket “LINE IN”, you can enjoy the music from mobile phone, MP3, MP4, IPHONE, IPOD, PC and other audio devices.

Warning:
Charged by USB & Nokia mobile phone chargers which meet the safety standard,or it will
explode and affect the speaker's function.The product can not be used when it is charging.