Display: 2.4 inch TFT LCD - Resolution: 240x320 (RGB). Photo Format: JPG, PNG, GIF, BMP - Photo Capacity: 30. 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: 2xAAA Battery or USB Cable Charging. Operating System: Windows Vista / 2000 / ME / XP. Certificates: FCC / CE / RoHS. MOQ 50 units. Indent delivery approximately 3-5 weeks.