STD-POE4805-4, this model is 4 Ports Non-managed POE Switch , please use Type 5 cable(MIN) to connect POE Switch for 4 Camera and Network teminal equipment in 10/100M network environment. 4 ports POE Switch , Conversion efficiency of this model is more than 85%, with output over-current protection, short circuit protection, over-voltage protection, output voltage constant etc. Product description Features: Product Show Application Our Advantage 1.Manufacturing process 2. Exhibition 3. Certification 4.Packing and shipping Our service What service we can provide ? 1.All inquiries will be replied within 24 hours 2.Professional manufacturer, welcom to visit our website 3.OEM/ODM avaliable:A.Print logo on our product;B.Customized specification; 4.After Sales-Service:A.All products will have 100% burn-in test and strictly quality test before shipping;B.Fast Delivery: 3-7days for samples, 15-20 days for bulk production; 5.High efficiency, long life span, reasonable&competetative price