Full color LED sign controller M31
CPU: ARM 9 microprocessor
Operation system: Embedded Linux
Grey grade: Max 4096
Storage: >500MB
M31 pixel: 320× 256(catual) 256× 256(virtual)
Communication Interface: Serial port/network/U-disk
Communication Type: LAN/Internet/GPRS/3G
Graphics: BMP, GIF, JPG, wmf, ico, etc
Animation: GIF, swf, etc
Video: mpg, MPEG, WMV, asf, MP4, dat, vod, MOV, etc
Audio play: Support
Compatible: Indoor, outdoor LED modules
LED brightness: Auto-adjust
IR remoter select program: Support
Display time, temperature, humidity and countdown: Support

Full color LED sign controller M20
CPU: ARM 9 microprocessor; OS: Enbedded Linux
Grey grade: Max 4096
Storage 500MB
M20 pixels Max 320x128
Communication Interface Serial port/network/U-disk
Communication Type LAN/Internet/GPRS/3G
Graphics BMP, JPG, GIF, wmf, ico, etc
Animation GIF, swf, etc
Video mpg, MPEG, WMV, asf, MP4, dat, vod, MOV, flv format, etc
Audio play Support
Multi-window technology Support
Compatible indoor, outdoorLED modules
LED brightness Auto-adjust
IR remoter, select program Support
Display Time, Temperature, Humidity and countdown Support