Model no: TGZ-594 Portable party speaker with AUX audio, USB disk, FM radio, TF card, Bluetooth. Charging port DC5V Speaker size 3 ", 2 ohm Battery capacity 1200mAh Charge time approx 2 hours Play time approx 4 hours Ample branding space Size: 13 x 18 x 9.9 cms Colour: Black