Major turning points in the development of the company occurred in 1952 when PHH extended their operations into Canada; in 1966 when the company purchased the Hawkins Co. (in order to handle simple maintenance services and glass and tire replacement at a discount); in 1969 when it purchased ...
upgrades and maintenance more convenient. ●Supports 12 channel video, audio playback at the same time. ●Supports video, playback, network monitoring synchronization. ●With user password management function. ●12CH alarm input,3CH alarm output (2CH relay output,1CH 12V output), 2CH analog input...