GSM apartment phone with 4 buttons (SOLO KC).

SOLO-KP LCD 3G port phone with access control. Can call 200 apartments with each 2 user numbers. code keyboard with 20 users, all of which have a 4 digit code. Submerged version.

SOLO-KP LCD 3G port phone with access control. Can call 200 apartments with each 2 user numbers. code keyboard with 20 users, all of which have a 4 digit code.

SOLO-KP LCD 3G port phone with access control. Can call 200 apartments with each 2 user numbers. code keyboard with 20 users, all of which have a 4 digit code. Broad model