Important:   If you have any questions about EU Tax, Please chat with me    Note: This link only includes indoor display screen, not includes outdoor doorbell and PoE switch   If you need DoorBell , press this photo to buy:   Original International Version Support official firmware upgrade.      Support Language:   English,Russian,France, Portuguese, Spanish, German, Italian, Polish, Arabic,Hungarian, Dutch,Turkish,Farsi,Romanian, Bulgarian, Czech, Greek, Croatian, Serbian,Vietnamese;   Scenes 1: multiple monitors   If you need a compatible PoE switch, press this photo to buy:   System parameters   Memory   128 MB   Flash   32 MB   Operation system   Embedded Linux operation system   Display parameters   Display screen   7-inch colorful TFT screen   Display resolution   1024×600   Operation method   Capacitive touch screen   Audio parameters   Audio input   Built-in omnidirectional microphone   Audio output   Built-in loudspeaker   Audio compression standard   G.711 U   Audio compression rate   64 Kbps   Audio quality   Noise suppression and echo cancellation   Network parameters   Wired network   10/100 Mbps self-adaptive   Wireless   Wi-Fi 802.11 b/g/n   network   Network protocol   TCP/IP, SIP, RTSP   Network interface   1 RJ-45 10/100 Mbps self-adaptive   Alarm input   8-ch alarm inputs   Relay output   2    TF card   Max to 32 G, SD 2.0 or lower version   RS485   1    General   Power supply   IEEE802.3af, standard PoE 12 VDC/1 A   Power consumption   6 W   Working temperature   -10 °C to 55 °C (14 °F to 131 °F)   Working humidity   10% to 90%   Dimensions   200 mm × 140 mm × 15.1 mm   (7.9" ×5.5" × 0.6")   Weight   683 g (with packaging) 355 g (without packaging)   Indoor display supports uploading custom ringtones