Polyhex provides communication hardware that can build up your VOIP, video conference and direct broadcast system, offering you easier and closer communication at lower cost.

Related Case No.1: Campus Alarm System

Campus alarm system supports 4G full netcom such as China Mobile, China Unicom and China Telecom, and there are "110", "119", "Local" and "Cancel" four buttons to call the police or get through other numbers previously set.
Model: BPC-STM32-SA

Application: Security, alarm system
Main Control Chip: STM32F103
Processor: ARM Cortex-M3 MCU with 72MHz main frequency

Main Features:
· Comes with "110", "119",  "Local" and "Cancel" buttons, only one press and you can get through (other telephone numbers can be set)
· Supports 4G full netcom including China Mobile, China Unicom and China Telecom
· Built-in Micro SIM card
More BPC-STM32-SA Details>>