IP color video door phone access control system and video intercom, video surveillance, smart home, and security control system four in one.

  • SIP IP Door Phone
  • IP access control system
  • Video intercom hardware PCB design
  • IoT device hardware circuit design and development ( Z-Wave, Bluetooth BLE )
  • IoT Gateway firmware development ( Z-wave, Bluetooth )
  • IoT sensor design and development
  • IoT cloud host software design ( Linux, MySQL)
  • IoT smart phone APP customization ( ioS, Android )
  • Welcome Software/Hardware ODM, and OEM
  • Building video intercom equipment VBELL brand sales