Dahua Technology DH-PFM900-E, TFT, 4", 800 x 480 pixels, Pelco-D, Gigabit Ethernet, 10,100,1000 Mbit/s Dahua Technology DH-PFM900-E. Display: TFT, Display diagonal: 4", Display resolution: 800 x 480 pixels. PTZ protocols: Pelco-D. Ethernet interface type: Gigabit Ethernet, Ethernet LAN data rates: 10,100,1000 Mbit/s. Networking standards: IEEE 802.3af. USB connector type: Mini-USB B, Serial interface type: RS-485