3G Intercom with Keypad and 4 Buttons Overview A compact intercom unit that combines 3G connectivity, a numeric keypad, and four dedicated buttons to control access and enable secure two way voice communication at entry points. Designed to simplify visitor management and improve site access without complex wiring. Key benefits Remote communication over 3G networks for reliable voice access when fixedline wiring is not available. Numeric keypad for secure PIN code entry and direct dialing options. Four dedicated buttons to call specific apartments, units, or service points without navigating menus. Clear two way voice interaction to verify visitors and manage access decisions on site. Sturdy design suited for regular use at building entrances, gates, or reception points. Main features and attributes Function: Two way voice intercom with a numeric keypad and four physical call buttons for direct selection. Connectivity: Operates on 3G cellular networks for remote or standalone installations. Controls: Numeric keypad supports code entry and dialing; four buttons provide one touch calling or control. Durability: Built for everyday use in entry environments; materials and construction focus on long service life. Size and installation: Compact form factor appropriate for entry panels and gate posts; designed for fixed installation in common access locations. Performance: Optimized for reliable voice transmission over 3G links and straightforward local operation. Practical applications Apartment building entrance: Allow visitors to call specific apartments using the four buttons or keypad, while residents confirm identity by voice. Gated community or vehicle gate: Use keypad codes for resident or contractor access and the buttons for direct calls to gate attendants or security. Small business or reception: Install at a reception door or loading area to manage deliveries and visitor entry without additional wiring. Why choose this unit This intercom provides a practical mix of cellular connectivity, keypad code access, and simple multi button calling to address common access control needs where network cabling is limited. It supports secure entry procedures, reduces the need for physical keys, and centralizes visitor handling through voice verification. What to check before Confirm 3G network availability at your installation site. Determine whether the fourbutton layout and keypad meet your site access mapping and caller routing needs. Verify mounting location and power requirements to ensure compatibility with your entry setup. This intercom is a straightforward solution for locations that need reliable voice access control, numeric code entry, and directcall buttons without relying on complex infrastructure.