The BT-CAT5-E1-4870 is a compact indoor single-port CAT5 Midspan/Injector (also known as PoE Passive Splitter). It provides DC power for one PoE-equipped device and is compatible with AP's and other equipment supporting the IEEE standard PoE pinout (Pins 4/5 Power+ and Pins 7/8 Power-). This compact Midspan/Injector features shielded RJ45 Jacks and power indicator LED. An over current protection circuit is designed into the unit for added protection of PoE devices used with this injector. This kit includes the injector/tap and a 48VDC @ 70W power supply (PS4870-25R). This unit is also available individually or in the following kits: Injector only - BT-CAT5-E1 With 48VDC @ 48 Watt Power Supply - BT-CAT5-E1-4848 Features 5-48 VDC Max. Input and Output Over Current Protection (2) 10/100 BaseT Shielded RJ-45 Jacks Includes 48VDC @ 70 Watt Power Supply One male 2.5mm Power Connection Application VoIP (Voice over Internet Protocol) Telephones Wired Switches Wireless LAN Access Points and Bridges Indoor use only IP Surveillance Cameras WARNING: This product can expose you to chemicals including phthalates, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to