Appearance patent, IMD International advanced manufacturing technology Three-dimensional, colorful, hard, scratch, fade eventually becoming year Internal circuit using double-sided SMT technology, stable Ringing and call volume separately adjustable, suitable for any environment Innovative circuit design, power and waiting, smart functions take power Support surveillance, intercom, unlock, call management center and eight zone alarm Visitor information support image capture and receive queries The cell door machine settings with household unlock password feature There RJ45 network interface seat and seat row of pins Supports pure two kinds of cable and wiring sheathed cable

Dimensions: 218 × 205 × 31mm