4channle vdieo input 2 channle audio input Network,VGA,Alarm,USB,IE,RS485,PTZ,Mobile,Ihpone, blackberry4channle vdieo input,H ... input2 channle alarm input, 1 channle alarm outputØ Support Network and mobile remotely monitoring such as iPhone, Blackberry Windows ... Image352 x 240HDD: support 1pcs 2TB HDDBack up mode:Network backup; USB interfaceControl mode:mouse, IR remote control, Pan/tilt control ...