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HC-05 Bluetooth UART Module for Arduino ESP32 IoT & Robotics India
SKU: BBZ-IOBLU001• Available on Backorder
₹328
Key Highlights
- ✓Supports Master and Slave modes, configurable via AT commands Default mode: Receiver (Slave) Enables UART/TTL data transmission over Bluetooth without a physical serial cable Compatible with Bluetooth master modules, slave modules, or master-slave hybrid modules "Re-search" button (ON/OFF/WAKE pin) allows external MCU control for device scanning Simple integration with microcontrollers such as MCU, ARM, or DSP systems Wide range of applications: GPS systems, smart meters, SOC systems, PDAs, computer accessories, and wireless peripherals Compact and reliable solution for wireless serial communication
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Parameter Details Module Type Bluetooth UART RS232 Serial Converter Modes Supported Master / Slave (configurable via AT commands) Default Mode Slave (Receiver) Bluetooth Protocol Bluetooth v2.0 + EDR Frequency Band 2.4 GHz ISM Modulation GFSK (Gaussian Frequency Shift Keying) Communication Interface UART (TX, RX), RS232 levels supported Baud Rate 9600 bps (default), configurable up to 115200 bps Transmit Power ≤ +4 dBm Communication Range 10m (Class 2, typical indoor range) Voltage Supply 3.3V – 6V DC Current Consumption ~30 mA (active mode), <1 mA (idle/sleep) I/O Pins TX, RX, VCC, GND, KEY/WAKE (Re-search button) Security PIN code authentication (default
“1234” or “0000”) Operating Temperature –20°C to +75°C Dimensions Approx. 35mm x 15mm x 6mm (varies by PCB batch) Compatibility PC, Smartphone, Bluetooth master/slave modules, Microcontrollers (MCU/ARM)