SMPS 4 channel SMPS Input Voltage 135-285 V AC 50/60 HZ.Attached direct DVR connected to power supply with DC socket. …One extension socket AC socket connected source like LCD, ROUTER etc.Long distance voltage drop. …Short Circuit Protection auto restart.Start Surge Protection/lightening proof. VIEW 8 CHANNEL SMPS Highly integrated SMPS switcher IC based design & advanced Technology Short Circuit ProtectionOver voltage & under voltage protection Surge protection. connect 8d evices max upto 8 amperes consumptionOver temperature/heating protection with sufficient aluminum heatsinksiltered & Electronically regulated output Inbuilt Electro Magnetic Interface (EMI) FilterLow Ripple & Noise. Low Energy consumption & High Efficiency VIEW