Small Bluetooth 5.1 BLE Module
MY-BC204 is a small BLE 5.1 Bluetooth Data Module with a BQB certificate. It supports GATT, ATT, HID, and GAP Bluetooth profiles and uses UART communication. It also supports AT commands for Bluetooth name, baud rate, and other parameter configurations and OTA upgrades.
MY-BC204 Parameters:
Bluetooth Model |
MY-BC204 |
Bluetooth Version |
Bluetooth 5.1 Low Energy |
Profiles |
GATT(Central/Peripheral) |
Dimension |
10mm*16mm*2mm |
Interface |
PIO, SPI, UART |
Communication Mode  |
 AT Command Mode, Throughput Mode |
Work temperature |
-40ºC to +80ºC |
Transmit power |
maximum eight dBm |
Antenna |
Built-in PCB Antenna (Default), supports external antenna (Optional) |
Certificate |
BQB certificate |
 Features:
- Bluetooth 5.1 5.0 4.2/4.1/4.0
- Cheapest Price Bluetooth Module
- Master-Slave firmware
- Multi-Connection
- Bluetooth Low low-energy protocols
- Extensible Feature: HID
- Programmable Baud-Rate (Up to 921600bps)
- The default UART Baud rate is 115200bps
- Customized Firmware
- Over-The-Air (OTA) Firmware Updates
- Support serial port upgrade
Applications:
- A Bluetooth light control
- Low Energy Bluetooth Smart Lock
- IoT BLE sensor network
- Smart home
- Bluetooth POS machine
- Handheld PTZ camera
- Bluetooth Scanner
- BLE Beacon
- Electronic medical equipment
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