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Use H.264 compression format, high picture quality. It could support Hard disk backup and also could use SD card to backup. And could backup by using the USB port; SA-2254 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-2254 could be widely used for Bus, taxi, police car, armored car, law enforcement car and so on.
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* 4ch Video/Audio input, using the air plug for video input and output;
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* H.264 DVR, support D1 resolution;
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* Support independent dual-stream transport, support independent dual-stream record;
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* Support HDD, USB, IE network backup;
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* Built-in 2.5” HDD, with vibration reduction function;
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* Support GPS moudl(Optional);
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* Support 3G or WIFI moudl(Optional);
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* Six pieces independent traffic recorder connector, one of them could be used for measure speed;
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* 4ch Alarm input, 2ch Alarm output;
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* Support alarm picture capture;
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* Power supply input DC6~36V;
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* Independent DC12V/5V power output;
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* Design with no vents.
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