GV-IO card

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Basic Info

Place of Origin:	China Guangdong

Product Description

GV-IO card RS-232 / RS-485 data converter;4 digital input channels; 4 relay output channels.Our company focus mainly on manufacturing DVR video capture card, CCTV camera and telephone recording systems with many years export experiences.. DVR cards i

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Related Keywords

IO card , GV dvr , GV alarm card