Aluminium Door Intercom - GSM Aluminium design doorbell | 25 Years 4G/5G Telecommunication Products Manufacturer | Gainwise Technology Co., Ltd.

GSM Aluminium design doorbell manufacturer. The GSM / 3G door intercom is made of aluminum alloy, so it is more durable and lighter. It can be used with a reed switch and door machine to manage your house/facilities/warehouse entrance and exit points. When the reed switch is triggered, the 3G door intercom will send an SMS notification. To your mobile phone, the 3G door intercom can be combined with a variety of reed switch and electric locks. GAINWISE is a high-quality Aluminium Door Intercom, 4G door intercom, Fixed Wireless Terminal, 4G Smoke Detector, 4G Remote Relay Controller, Mobile communication manufacturer from Taiwan since 1995. Gainwise has been the leader of 4G Door intercom, 4G Gate Opener, 4G Smoke Detector and Fixed Wireless Terminal (FWT), supplying communication solutions to telecommunication companies in Taiwan area. Our R&D team has over 25 years of experience in the fields of electronics and communication systems. Provide solutions for our customers. For example, Remote Anti-theft car alarm system, touch dimming switch system and wireless power heated controller...etc.