Secure GSM Phone

Tone Spread provides affordable, high-quality remote communications equipment and services.
From secure telecommunications s

  • Country:Taiwan
  • telephone:886-2-28828979
Tone Spread provides affordable, high-quality remote communications equipment and services.
From secure telecommunications s
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GSM remote wireless 4g to web server rtu for Security Alarm System

S272 is industrial 4G RTU that supports SMS and MQTT protocol. It is compatible with Huawei cloud, Alibaba cloud and other clould platform including customized cloud platform. It has one RS485, eight DI, four Relay output, six AI and one temperature and humidity acquisition ...

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GSM remote wireless 4g to web server rtu for Security Alarm System

S281 LoRa gateway is data acquisition device based on Lora, 4G and Ethernet communication technologies. One LoRa gateway can collect data from 50 wireless Lora nodes, and the communication distance can reach 2000 meters. It is an optimal solution for data collection within the ...

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GSM 2G Smart Kids Watch Phone Games Feature MP3 SOS TF Card Supported

OS/CPU Nucleus/ MTK6261D RAM/ROM/SIM Card 32MB/24MB / Micro Sim Card TF Card Slot support TF Card up to 16GB Surface Treatment Natural Water-proof N/A GSM Bands EU:B3/B8 US: B2/B5 3G Bands (WCDMA) N/A 4G Band(FDD TDD) N/A ...

Come From Shenzhen Qinmi Smart Technology Co., Ltd