?This 4 channel passive video transceiver without additional power supply uses 4 pairs twisted-pair cables to transmit 4 channel video picture signal. This equipment are compatible with PAL£¬ NTSC and SECAM baseband Composite Video signals. It can be used as transmitter£¬ can also be used as receiver(So this equipment can be used in pairs). Finally£¬ you can use it with various other passive or active UTP Video Balun Transceivers. Small in size£¬ easy for installation£¬ it's nice to have. <br><br><img src="//agdetail.image-gmkt.com/m430/543/786/593786543/img/agdetail.image-gmkt.com/543/786/593786543/img/www.guphotos.com/images/uploads/S499-1.jpg"><img src="//agdetail.image-gmkt.com/m430/543/786/593786543/img/agdetail.image-gmkt.com/543/786/593786543/img/www.guphotos.com/images/uploads/S499-2.jpg"><img src="//agdetail.image-gmkt.com/m430/543/786/593786543/img/agdetail.image-gmkt.com/543/786/593786543/img/www.guphotos.com/images/uploads/S499-3.jpg"><br><strong>Features:</strong> <br>* No additional power supply. <br>* Using CAT 5/5E/6 twisted pair cables transmission. <br>* Long-distance transmission£¬ up to 300m/984ft with passive video transceiver£¬ up to 900m/2952ft with active video transceiver. <br>* Live transmission without time delay£¬ both RJ45 connection and pluggable terminals connection are optional. <br>* Easy installtion. Preventing lighting and anti-jamming. <br><br><strong>Specifications:</strong> <br>Balun Type: Passive <br>Channel: 4 Channel <br>Video transmitting distance: 300m with passive video transceiver£¬900m with active video transceiver <br>Video Formats: NTSC£¬ PAL£¬ SECAM <br>Wire Type: CAT 5/5E/6 twisted pair cables <br>Material: Metal <br>Item Weight: 178g/6.28oz <br>Item Size: 11.7*7.8*2.4cm/4.33*3.07*0.945in <br>Package Weight: 202g/7.13oz <br>Package Size: 13.1*8.2*2.9cm/5.16*3.23*1.14in <br><br><strong>Package List:</strong> <br>1 * 4 channel passive video transceiver