Description
Use H.264 compression format, high picture quality. It could support Hard disk backup and also could use SD card to back up. And could back up by using the USB port. SA-2254B not only could record the information of travelling, but also support GPS, 3G and WiFi Model. Could support multi-channel playback synchronously and asynchronously. Could support recording and GPS data playback at the same time. It is very convenient for recording and analysing. SA-2254B could be widely used for Bus, taxi, police car, armored car, law enforcement car and so on. * 4ch Video/Audio input, using the air plug for video input and output; * H.264 DVR, support D1 resolution; * Support independent dual-stream transport, support Independent dual-stream record; * Support HDD, USB, IE network backup; * Built-in 2.5” HDD, with vibration reduction function; * Support GPS model(optional); * Support 3G or Wifi model(Optional); * Six pieces independent traffic recorder connector, one of them could be used for measure speed; * 4ch Alarm input, 2ch Alarm output; * Support alarm picture capture; * Power supply input DC6~36V; * Independent DC12V/5V power output; * Design with no vents.