Czech English

GSM Door Intercom Bell - GDI Bell

Products : GSM Door Phones


The Alphatech GDI Bell doorphone intercom is a hands-free GSM phone with pre-programmed phone numbers. Phone numbers can be dialled by pressing the call buttons. The GDI Bell door entry is used for incomming and outgoing calls, incomming calls can be accepted based on the white list stored on the SIM card. Relay switching contacts can be controlled remotely by ringing (GSM key function, i.e. ringing/calling to the SIM card number of the GDI Bell door entry phone, only calls from white listed numbers are accepted). If required, incomming calls can be accepted from any GSM number as well. The relay contacts can be controlled remotely during an active call by dialing a DTMF code. The relay can be switched ON/OFF remotely by SMS text message. There is also one programmable input for text message alerting (alarm alerts) and monitoring of sliding gate status.

  • GSM Door Entry Phone Station
  • GDI Bell 02Suitable for outdoor or indoor installations
  • Impregnation rate IP54 (with rain hood)
  • No wires, just insert a SIM card inside and connect a power supply
  • Easy to use, easy to install
  • 1 or 2 call buttons
  • Each call button can dial up to 7 phone numbers
  • Remote control and programming by SMS text messages
  • Remote triggering of relay contact by a call ring - free of charge GSM key fuction
  • Optional Li-Ion ACCU battery inside - up to 30hrs. of operation without power supply
  • 2 inputs for closing contacts, for example alarm output, sensors output
  • 2 switchable relay contacts
  • Programming via PC, via SMS text messages, cell phone (SIM card programming)
  • Quad band 850/900/1800/1900MHz GSM module inside for worlwide use
  • Items available:
    • 222001 GDI Bell 01 with one call button
    • 222002 GDI Bell 02 with two call buttons
    • 222003 ACCU for up to 30hrs. operation
    • 222004 PC programming cable
    • 220301 Surface mounted rain hood



Manual ENG

Manual ES

GDIBellSet software program

GSM Door Intercom programming cable driver 32/64bit WXP, Visa, W7, W8, W10

Quote gsm door intercom bell


About us

- What is new?
- Profile
- Contacts


Jeremenkova 88
140 00 Prague 4, Czech Republic

(c) 2021 ALPHATECH TECHNOLOGIES s.r.o. Site map | Webdesign