Waveshare Cat-1/GSM/GPRS/GNSS HAT, Compatible with Raspberry Pi, Based On A7670E Module, LTE Cat-1 / 2G Support, GNSS Positioning

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Broad Network Compatibility: The A7670E Cat-1/GNSS HAT supports multiple wireless communication modes, including LTE-TDD, LTE-FDD, GSM, GPRS, and EDGE, with impressive data rates of up to 10Mbps downlink and 5Mbps uplink. It's ideal for IoT applications such as remote monitoring, POS systems, and industrial routers. Operating System and Protocol Support: Compatible with both Windows and Linux operating systems, the A7670E also supports a wide range of network protocols including TCP/IP, HTTP(s), MQTT(s), FTP(s), and SSL, providing versatile connectivity options. Positioning Capabilities: Featuring GPS, BeiDou, and GLONASS support, along with LBS base station positioning, this module can provide location information through satellite systems and mobile networks, making it a powerful tool for applications requiring accurate geolocation. Voice and Audio Functions: With the Text-to-Speech (TTS) feature, the module can convert Chinese/English text into spoken words. It also includes an onboard audio jack for sound recording, making telephone calls, and listening to the TTS output. Easy Integration and Expansion: Equipped with a standard Raspberry Pi 40PIN GPIO extension header, the A7670E is designed to seamlessly integrate with Raspberry Pi boards and other host devices like Arduino and STM32. It also includes a SIM card slot, onboard USB interface for AT command testing, and 2x LED indicators for status monitoring.