---
product_id: 445269149
title: "SIM800L GPRS GSM Module Core Board Quad-band TTL Serial Port with the antenna"
brand: "robodo"
price: "S$8"
currency: SGD
in_stock: true
reviews_count: 8
category: "Robodo"
url: https://www.desertcart.sg/products/445269149-sim800l-gprs-gsm-module-core-board-quad-band-ttl-serial
store_origin: SG
region: Singapore
---

# Onboard signal LED for real-time status Quad-band GSM for global coverage TTL serial port, no MAX232 needed SIM800L GPRS GSM Module Core Board Quad-band TTL Serial Port with the antenna

**Brand:** robodo
**Price:** S$8
**Availability:** ✅ In Stock

## Summary

> 📡 Stay connected globally, effortlessly.

## Quick Answers

- **What is this?** SIM800L GPRS GSM Module Core Board Quad-band TTL Serial Port with the antenna by robodo
- **How much does it cost?** S$8 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/445269149-sim800l-gprs-gsm-module-core-board-quad-band-ttl-serial)

## Best For

- robodo enthusiasts

## Why This Product

- Trusted robodo brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Smart Signal Feedback:** Onboard LED indicators provide intuitive, real-time network status so you’re always in the know.
- • **Compact Power Efficiency:** Lightweight 16g core board with automatic power module boot-up for reliable, energy-smart operation.
- • **Plug & Play Serial Interface:** Direct TTL serial port integration means zero hassle—no extra converters, just instant communication with your microcontroller.
- • **Professional Grade Reliability:** Trusted by tech pros for stable GPRS and GSM communication, perfect for IoT and embedded projects.
- • **Global Connectivity, Simplified:** Quad-band GSM ensures seamless network access worldwide, keeping you connected wherever business takes you.

## Overview

The SIM800L GPRS GSM Module Core Board is a compact, quad-band communication powerhouse designed for seamless integration with microcontrollers via TTL serial port. Featuring automatic power-up and onboard signal LEDs, it delivers reliable global GSM/GPRS connectivity in a lightweight 16g form factor, ideal for professional IoT and embedded applications.

## Description

SIM800L GPRS GSM Module Core Board Quad-band TTL Serial Port with the antenna : desertcart.in: Fashion

Review: Good range - Amazing product
Review: Defective/used product delivered - The product received is faulty/used as it constantly blinks 7 times and paises for 1 second and starts blinking again. Same product from other company works perfectly and also costs less and came with 2 different kinds of antenna.

## Features

- TTL serial port for serial port, you can link directly to the micro-controller.
- Don’t need MAX232.
- Power module automatically boots, homing network.
- Onboard signal lights all the way. It flashes slowly when there is a signal, it flashes quickly when there is no signal.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08XBNW7K1 |
| Best Sellers Rank | #23,736 in Electronics ( See Top 100 in Electronics ) |
| Brand | Robodo |
| Colour | Red |
| Customer Reviews | 3.8 3.8 out of 5 stars (94) |
| Date First Available | 24 February 2021 |
| Generic Name | GSM Module |
| Importer | Bombay Electronics, 602 Valencia Paradise, Chunam Lane, Off Lamington Road. Mumbai 400007 |
| Included Components | 1 xSIM800L GPRS GSM Module Core Board Quad-band TTL Serial Port with the antenna |
| Item Dimensions LxWxH | 50 x 50 x 50 Millimeters |
| Item Height | 50 Millimeters |
| Item Weight | 16 g |
| Item Width | 50 Millimeters |
| Item model number | CTE239 |
| Manufacturer | Bombay Electronics, Bombay Electronics, 602 Valencia Paradise, Chunam Lane, Off Lamington Road. Mumbai 400007 |
| Model number | CTE239 |
| Net Quantity | 1 Count |
| Number of Memory Sticks | 1 |
| Packer | Bombay Electronics, 602 Valencia Paradise, Chunam Lane, Off Lamington Road. Mumbai 400007 |
| Product Dimensions | 5 x 5 x 5 cm; 16 g |

## Images

![SIM800L GPRS GSM Module Core Board Quad-band TTL Serial Port with the antenna - Image 1](https://m.media-amazon.com/images/I/61LS-TcwX-L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good range
*by M***I on 14 January 2026*

Amazing product

### ⭐ Defective/used product delivered
*by A***R on 26 December 2023*

The product received is faulty/used as it constantly blinks 7 times and paises for 1 second and starts blinking again. Same product from other company works perfectly and also costs less and came with 2 different kinds of antenna.

### ⭐⭐⭐⭐⭐ Product good
*by J***Y on 9 July 2025*

Good

## Frequently Bought Together

- SIM800L GPRS GSM Module Core Board Quad-band TTL Serial Port with the antenna
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- Aptechdeals Jumper Wires Male To Male, Male To Female, Female To Female/ Breadboard Jumper Wires (40+40+40)

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**Shop now:** [https://www.desertcart.sg/products/445269149-sim800l-gprs-gsm-module-core-board-quad-band-ttl-serial](https://www.desertcart.sg/products/445269149-sim800l-gprs-gsm-module-core-board-quad-band-ttl-serial)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-02-24*