PRODUCTO: Estación Interior Pantalla DS-KH2220 .-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- ::::::::::::::::: CARACTERÍSTICAS ::::::::::::::::: - Pantalla LCD 7 (800x480px) Touch - Soporta 3 unidades interiores en cascada - Desbloqueo de cerradura - Monitoreo de puerta y cámara exterior ::::::::::::::::: DETALLE DEL PRODUCTO ::::::::::::::::: - Model DS-KH2220 - Display screen 7-Inch Colorful TFT LCD - Display resolution 800 × 480 - Operation method Physical Button - Audio input Built-in Omnidirectional Microphone - Audio output Built-in Loudspeaker - Audio quality Noise Suppression and Echo Cancellation - Four-wire interface 4 Four-Wire Interfaces, 1-ch Video Input, 1-ch Audio Input/Output, 1-ch Power. Supply, 1-ch Grounding - Power supply 12 VDC - Power consumption =5 W - Working temperature -10° C to + 55° C (14° F to 131° F) - Working humidity 10% to 90% - Dimensions (L × W × H) 195.8 mm × 132.8 mm × 18.39 mm (7.7 × 5.2 ×0.7 )