M1s  2+1 channel Car DVR
        
        3 channel Multiplex decode & recording
        Security Motion JPEG compression 
        High performance CF card storage device
        Record 30 fps for each channel @ 704 x 240
        Automatic / motion / alarm / schedule record
        programming event pre-recording time
        playback while recording
        Audio / video synchronism recording

M3s  4 channel Car DVR

        4 channel Multiplex decode & recording
        Security Motion JPEG compression 
        Support 500GB SATA HDD storage device
        Record 30 fps for each channel @ 704 x 240
        Automatic / motion / alarm / schedule record
        programming event pre-recording time
        playback while recording
        Audio / video synchronism recording
        Excellent shock proof mechanical HDD device 

M1t Car digital Terrestrial receiver

        high sensitivity signal receiving
        diversity receiving
        1  AV input / 3 AV output
        power control for external audio modulator
        IR remote extention
        wide range 9 ~ 36VDC power input 
        embeded teletext & subtitle decoding
        fast auto scan carrier for worldwide country
        multi-language menu support
        USB 2.0 Multimedia playback
        Live TV recording / program Time shift