... (RGB) 3.Easy Button Operation: ON/OFF, UP, DOWN 4.Nice Pen holder 1.5 inch digital photo ... GIF, BMP·Photo Capacity: 60pcs·Easy Button Operation: ON/OFF, UP, DOWN·Calendar, Clock, Alarm Clock, and ... Auto ON/OFF·Auto Slide or Manual Slide·Transmission Interface: ... USB1.1·Power Supply: Built-in Li-on Battery or USB Cable Charging·Operation System: Windows ...