Detailed Product Description Main specification:CPU57L0/55P1/55P9/55K9 optionalIC LA76810A/LA76818A optionalFull-functioning menu OSD in (Chinese,English,Vietnamese,Spanish,Portuguese,Arabic. Farsi, Russian, Thai etc. )OnOff with big screenColor system: PALDK, PALBG, PALMN. NTSC3.58, NTSC4.43, SECAMSound systems: 4.5M, 5.5M. 6.0M 6.5M255pre-set channels, fully-auto search memoryMono or stereo ...