USB to GSM GPRS SIM800C Module, Quad-Band 850/900/1800/1900MHz Cellular Modem with Bluetooth, Onboard USB-to-UART & Antenna for SMS, Voice Calling & PC Data Control

Integrate reliable cellular telephony and telemetry into your automated systems with this USB to GSM/GPRS SIM800C Wireless Module. Engineered with a built-in USB-to-UART bridge converter and a dedicated SIM800C quad-band cellular engine, it plugs directly into the USB port of computers, embedded single-board terminals, and industrial servers. Supporting voice calling, SMS messaging, GPRS data streaming, and short-range Bluetooth 3.0 communication via standard AT commands, it is a versatile plug-and-play communication solution for automated alert systems and remote IoT sensing.

• Quad-Band Global 2G GSM/GPRS Engine: Powered by the proven SIM800C wireless transceiver, supporting worldwide frequencies: GSM 850MHz, EGSM 900MHz, DCS 1800MHz, and PCS 1900MHz with low power consumption and high receive sensitivity.
• Onboard Direct USB-to-UART Bridge: Integrates a hardware USB-to-Serial converter IC (CH340 series) with heavy-duty power filtering. Eliminates external TTL wiringsimply plug it straight into any computer or industrial PC USB-A port for instant virtual COM port communication.
• SMS Messaging & Voice Dialing Control: Fully supports sending and receiving text messages (SMS in TEXT / PDU modes) and dialing voice calls through standard AT commands, ideal for headless server monitoring and automated security panic notifications.
• Integrated Bluetooth 3.0 Data Transmission: Features built-in hardware Bluetooth 3.0 with SPP (Serial Port Profile), enabling wireless serial data exchange between the module and nearby Bluetooth sensors or mobile devices.
• Standard 3GPP AT Command Set: Operates via standard 3GPP GSM 07.07, GSM 07.05, and enhanced SIMCom proprietary AT commands, allowing seamless software scripting in Python, C++, C#, and terminal emulators.
• Onboard Micro SIM Slot & External Antenna Included: Features a spring-loaded push-push Micro SIM card slot and an onboard IPEX/SMA connector. Bundled with a high-gain omnidirectional GSM rod antenna for reliable signal reception in low-coverage locations.
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  Brand	FreeLand

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  First Listed on Newegg	September 22, 2026