Calendar Rechagerbale Speaker Amplifier Support SD/TF

Model: PL-381. Suitable for mobile, computer, iPod, MP3, PDA, MDA^2. Fashion Looking3. Power: Power: Lithium battery for iterative charging4. Electronic volume control 5. Portable card/USB flash disk can be insert6. Calendar

Unit Size: 62*24*123MMQTY: 60 PCS G. W.: 15 KG N. W.: 14 KGMEAS: 48*34.7*32 CM

Calendar Rechagerbale Speaker Amplifier Support SD/TF