QUECTEL M66

Key Features

Quectel M66 GSM/GPRS module
Quad-band GSM: 850 / 900 / 1800 / 1900 MHz
GPRS Class 12 data communication
Supports SMS messaging
Supports voice communication
UART interface for AT commands and data communication
SIM card interface
External GSM antenna connector
Network status indication
Power and module status indicators
Compact development-board design
Suitable for integration with Arduino, STM32, ATmega, ESP32 and other MCUs
Low-power operation suitable for battery-powered applications
Supports TCP/UDP, FTP and other embedded Internet protocols.

GSM/GPRS Communication

The M66 provides reliable 2G GSM/GPRS connectivity for applications that need cellular communication without Wi-Fi or wired Internet. It supports GPRS data rates up to 85.6 kbps and includes built-in Internet protocols such as TCP/UDP, FTP and PPP.

The Quectel M66 GSM/GPRS Development Board is a compact and reliable cellular communication platform designed for GSM-based IoT, M2M, remote monitoring, automation, tracking, and SMS-based control applications.

The board is built around the Quectel M66 quad-band GSM/GPRS module, supporting GSM 850, EGSM 900, DCS 1800, and PCS 1900 MHz. It provides convenient interfaces for connecting the module to a microcontroller, PC, sensors, and other external peripherals.

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