Interface: TF Card Support,USB OTG Processor : Allwinner Intergrated Feature: 10/100Mbps Memory Capacity: 512mb Model Number: Zero 512 Demo Board Type: ARM Application: Computer/ Wireless / Games Supply Voltage: 5V Function: low running temperature and low power consumption CPU: H2+ Quad-core -A7 Memory (SDRAM): 512MB DDR3 Audio Input: MIC Video Outputs: Supports external board via 13pins Condition: Material: PC+metal colour: blue Package Contents: 1 x Zero Development Board Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.