GSM/GPRS/GNSS/Bluetooth HAT for Raspberry Pi – SIM868 Module

Overview

The GSM/GPRS/GNSS/Bluetooth HAT designed for Raspberry Pi is a versatile, low-power module that integrates multiple communication technologies. This device enables your Raspberry Pi to perform various functions such as making phone calls, sending SMS messages, connecting to the internet wirelessly, determining global positioning, and transferring data via Bluetooth.

Key Features

• Compatibility: Works seamlessly with Raspberry Pi models including 2B, 3B, 3B+, Zero, and Zero W.
• Communication Support: Facilitates SMS messaging, voice calls, GPRS connectivity (HTTP/FTP/MMS/email), and more.
• Positioning Capabilities: Supports GPS alongside COMPASS and Glonass systems for comprehensive location tracking.
• Bluetooth Functionality: Equipped with Bluetooth 3.0 for efficient data transfer.
• Debugging Interface: Onboard USB to UART converter (CP2102) allows easy UART debugging.
• Status Indicators: Six LEDs provide real-time feedback on module status.
• SIM Card Slot: Accommodates both 1.8V and 3V SIM cards.
• Real-Time Clock (RTC): Includes a backup battery holder for maintaining time during power outages.
• Auto Baudrate Detection: Supports baud rates from 1200bps up to 115200bps automatically.

GSM & GPRS Specifications

1. Frequency Bands Supported

– Quad-band operation covering GSM850/EGSM900/DCS1800/PCS1900 MHz
– Compliant with GSM phase 2/2+ standards.

1. Power Output

– Class-specific emitting power levels ensuring optimal performance across frequency bands.

1. GPRS Connectivity

– Multi-slot class support allowing configurable options from class 1 through class 12.

1. Data Transfer Rates

– Maximum downlink/uplink speeds of up to 85.6kbps with support for various coding schemes.

1. SMS Functionality

– Comprehensive SMS capabilities including MT/MO modes along with storage on the SIM card.

1. Audio Features

– Voice encoding options available along with echo cancellation and noise reduction features enhancing call quality.

GNSS Capabilities

1. High-performance receiver featuring:

– Up to thirty-three tracking channels and ninety-nine acquisition channels supporting GPS L1 C/A code operations.

1. Exceptional sensitivity ratings:

– Cold starts at approximately –148 dBm; tracking sensitivity at –165 dBm ensures reliable positioning even in challenging environments.

1. Quick Time-To-Fix:

– Fast cold start times averaging around twenty-eight seconds; hot starts under one second enhance usability in mobile applications.

1. Accuracy Metrics:

Horizontal position accuracy within two-and-a-half meters CEP guarantees precise location services.

Bluetooth Specifications

1. Integrated AT command set compliant with Bluetooth specification version 3.0 + EDR supports profiles like SPP and OPP among others.

Additional Information

Operating Conditions

• Voltage Requirement: Operates at a standard voltage of five volts (5V).

Temperature Range

• Functional temperature range spans from –40°C to +85°C ensuring reliability in diverse environments.

Dimensions

The compact design measures approximately (30mm times 65mm).

This product is ideal for developers looking to integrate advanced communication functionalities into their Raspberry Pi projects without extensive hardware modifications or additional components required—making it an essential tool in IoT applications or remote monitoring systems where connectivity is crucial.

Shipping
This product ships From China using different shipping carriers depending on the country you purchase from and will be delivered within 7–21 business days. 

Returns And Refunds
Sometimes we may require you to return the item to receive a refund in the uncommon situation it arrives defective.In other situations when it is proven that you did not receive the item due circumstances such as shipping carrier issues etc., you can request a full refund through your original payment method or alternatives like PayPal or cryptocurrencies by contacting us via WhatsApp,email or contact form.Read our full Returns and Refunds Policy here

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