This is the Blue variant of the HC-08 4PIN Bluetooth Module With Button in Bluetooth and NRF Modules. Available at ₹388.22 (₹329.00 + GST) with free shipping across India.
Looking for Hc-08 Module 4pin? HC-08 4PIN Bluetooth Module With Button is available at Zbotic with fast shipping across India.
HC-08 4 PIN Bluetooth Module With Button
Description:
Bluetooth Modem – Minimum Pass-through Module HC08 is a new generation data transmission module based on Bluetooth Specification V4.0 BLE protocol. Its wireless working frequency band is 2.4GHz ISM with GFSK modulation method. The maximum transmit power is 4d Bm. Its receiving sensitivity is -93d Bm. In the wide-open environment, it can reach 80m super long-range communication with iphone 4s. It has integrated stamp package holes and pins welding holes. You can both mount package and weld pins. It is very convenient to be embedded into the application system. With built-in LED indicator, you can visually see the connection status of Bluetooth. This module adopts core CC2540F256 configured 256K bit. It supports AT commands. Users can change roles (master/slave mode) as well as parameters like Baud rate and the device name according to their own requirements. It is very flexible to use.
Pin Description :
| Pin | Definition | I/O | Explain |
| 1 | TXD | output | UART output, 3.3V TTL level |
| 2 | RXD | input, weak pull up | UART input, 3.3V TTL level |
| 3 | NC | ||
| 4 | NC | ||
| 5 | NC | ||
| 6 | DC | input | Debug clock |
| 7 | DD | Input/output | Debug data |
| 8 | PIO20 | input, weak pull up | NC |
| 9 | PIO17 | input, weak pull down | NC |
| 10 | PIO16 | Input, weak pull down | NC |
| 11 | RST | input, pull up | Module reset pin, a low level of not less than 10ms reset |
| 12 | VCC | input | Power pin, the requirements of 3.3V DC power supply, |
| the supply current is not less than 100mA | |||
| 13 | GND | Ground | |
| 14 | LEDCON | input | LED control pin(Note3) |
| 15 | PIO14 | input, weak pull down | NC |
| 16 | PIO13 | output | LED output(Note1) |
| 17 | PIO11 | input, weak pull down | NC |
| 18 | PIO12 | input, weak pull down | The master module clear memory（Note2） |
| 19 | PIO10 | input, weak pull down | NC |
| 20 | PIO07 | input, weak pull up | NC |
| 21 | USB_D- | NC | |
| 22 | USB_D+ | NC | |
| 23 | PIO06 | input, weak pull up | NC |
| 24 | PIO01 | input, weak pull up | NC |
| 25 | PIO15 | input, weak pull down | NC |
| 26 | PIO00 | input, weak pull up | |
| 27 | VCC | input | Power pin, the requirements of 3.3V DC power supply, |
| the supply current is not less than 100mA | |||
| 28 | GND | Ground | |
| 29 | RXD | input, weak pull up | UART input, 3.3V TTL level |
| 30 | TXD | output | UART output, 3.3V TTL level |
Specifications:
Working Voltage: 3.6V- 6V
Working Current: 8.5A -9 A
Maximum Transmission Power: 4d BM
Working Frequency: 2.4 GHZ
Receiving sensitivity: -93d Bm.
Tutorial:
Package Include:
1 x HC-08 4PIN Bluetooth Module With Button
HC-08 4PIN Bluetooth Module With Button Overview
The HC-08 4PIN Bluetooth Module With Button is a Bluetooth 4.0 BLE data transmission modem designed for easy embedding into microcontroller and embedded systems. Featuring a compact 4-pin interface, onboard push-button and LED indicator, it provides reliable wireless connectivity in the 2.4 GHz ISM band for applications requiring low-energy communication.
Key Features of HC-08 4PIN Bluetooth Module With Button
- Bluetooth 4.0 BLE protocol for low-power wireless data transmission
- Operating voltage range: 3.6 V to 6 V, working current 8.5 mA–9 mA
- Maximum transmit power of 4 dBm and receiving sensitivity down to –93 dBm
- Up to 80 m line-of-sight range when paired with compatible devices
- Integrated mounting holes for stamp package or pin-welding installation
- Onboard push-button and LED indicator for pairing control and status feedback
- Fast shipping across India from Zbotic
Applications and Use Cases
- Wireless serial link between Arduino or STM32 and a smartphone or PC
- Bluetooth remote control modules for robots, drones or RC vehicles
- Home automation sensors and switches communicating with a central hub
- Wearable device prototypes requiring BLE connectivity
- Industrial telemetry for short-range data monitoring
- Prototype IoT devices needing a compact BLE interface
How to Use HC-08 4PIN Bluetooth Module With Button
Connect the module’s VCC to a 3.6–6 V supply and GND to ground, then wire TXD/RXD to your host’s RX/TX pins. Press the onboard button to enter pairing or reset mode as needed, and observe the LED indicator for advertising and connection status. Finally, scan for “HC-08” from your BLE-enabled device and establish a serial link at the default baud rate.
Why Buy from Zbotic?
- Genuine Products: All items sourced from authorized distributors
- Fast Shipping: Orders ship within 24 hours with tracking (non backordered products)
- Free Shipping: Free delivery on qualifying orders
- COD Available: Cash on Delivery, UPI, cards, net banking
- Technical Support: Expert help for setup and troubleshooting
- Easy Returns: Hassle-free replacement for defective products
Frequently Asked Questions
What voltage range does the HC-08 4PIN module support?
The HC-08 operates from 3.6 V to 6 V DC, making it compatible with standard 5 V and 3.3 V microcontroller systems when wired correctly.
How far can the HC-08 module transmit data?
In open-air conditions, the module achieves up to 80 m communication range when paired with devices such as the iPhone 4s.
Which Bluetooth version and frequency band does the HC-08 use?
The HC-08 follows Bluetooth 4.0 BLE specifications, operating in the 2.4 GHz ISM band with GFSK modulation for energy-efficient wireless links.
Arduino Voice Recognition: LD3320 and EasyVR Module Guide
Adding an Arduino voice recognition module to your project opens up hands-free control that feels genuinely futuristic —...
Read More →
Arduino Temperature Sensor Guide: LM35 vs DHT11 vs DS18B20
Choosing the right Arduino temperature sensor can make or break your project. The LM35, DHT11, and DS18B20 are...
Read More →
Arduino Ethernet Shield W5100: Web Server and IoT Projects
The Arduino Ethernet Shield based on the W5100 chip is one of the most reliable ways to connect...
Read More →Technical Specifications
| Model | HC-08 |
|---|---|
| Pin Count | 4-pin |
| Interface / Protocol | Bluetooth |
| Color | Blue |
| SKU | AI3584 |
| Weight | 0.0052 kg |
| Availability | In Stock |
Applications & Use Cases
The HC-08 4PIN Bluetooth Module With Button is a versatile bluetooth and nrf modules used across a wide range of applications including electronics projects, DIY builds, prototyping, and educational experiments.
Common use cases:
- Integrating into a custom electronics project
- Learning and experimenting with circuits
- Replacing or upgrading components in existing setups
This product is ideal for electronics enthusiasts, engineers, and students.
Technical Tip: Always verify voltage and current requirements before connecting to your circuit. Check datasheets for detailed specifications and pin configurations.
Shipping & Delivery
- Free shipping on orders above ₹999 across India
- Dispatched within 1-3 business days
- Expected delivery: 3-7 business days depending on location
- Secure packaging to ensure safe transit of electronic components
Rahul Tiwari –
Good HC-08 4PIN Bluetooth Module With Button. Range is decent. Antenna orientation matters for best performance.
Ashwin Hegde (verified owner) –
Average HC-08 4PIN Bluetooth Module With Button. Works but range is less than advertised in my environment.
Utkarsh Chauhan –
Perfect HC-08 4PIN Bluetooth Module With Button for wireless communication. Range exceeds the specifications.
Rashmi Choudhury (verified owner) –
Very satisfied with this HC-08 4PIN Bluetooth Module With Button. Low power consumption makes it ideal for battery projects.
Lokesh Luthra (verified owner) –
Love this HC-08 4PIN Bluetooth Module With Button. Integrated it with my Arduino in no time. Excellent documentation.
Vijay Modi (verified owner) –
Love this HC-08 4PIN Bluetooth Module With Button. Integrated it with my Arduino in no time. Excellent documentation.
Vijay Banerjee (verified owner) –
This HC-08 4PIN Bluetooth Module With Button works perfectly for my wireless project. Easy to pair and use.
Tushar Chopra (verified owner) –
Great quality HC-08 4PIN Bluetooth Module With Button. Data transfer is reliable with no packet loss.
Diya Tandon (verified owner) –
Perfect HC-08 4PIN Bluetooth Module With Button for wireless communication. Range exceeds the specifications.
Kabir Desai (verified owner) –
Perfect HC-08 4PIN Bluetooth Module With Button for wireless communication. Range exceeds the specifications.
Swati Tiwari –
Love this HC-08 4PIN Bluetooth Module With Button. Integrated it with my Arduino in no time. Excellent documentation.
Sameer Saini (verified owner) –
Decent HC-08 4PIN Bluetooth Module With Button. Connection is stable indoors. Outdoor range slightly less than expected.
Mukesh Kapoor (verified owner) –
Perfect HC-08 4PIN Bluetooth Module With Button for wireless communication. Range exceeds the specifications.
Manish Dubey (verified owner) –
This HC-08 4PIN Bluetooth Module With Button works perfectly for my wireless project. Easy to pair and use.
Tarun Bhatt (verified owner) –
Very satisfied with this HC-08 4PIN Bluetooth Module With Button. Low power consumption makes it ideal for battery projects.
Dev Mittal –
Great quality HC-08 4PIN Bluetooth Module With Button. Data transfer is reliable with no packet loss.
Amit Deshpande (verified owner) –
This HC-08 4PIN Bluetooth Module With Button is reliable and consistent. Using it for long-range data transfer.
Mukesh Deshpande (verified owner) –
Love this HC-08 4PIN Bluetooth Module With Button. Integrated it with my Arduino in no time. Excellent documentation.
Sahil Gupta –
This HC-08 4PIN Bluetooth Module With Button is reliable and consistent. Using it for long-range data transfer.
Nikhil Sethi –
Very satisfied with this HC-08 4PIN Bluetooth Module With Button. Low power consumption makes it ideal for battery projects.
Aisha Chatterjee (verified owner) –
Outstanding! This HC-08 4PIN Bluetooth Module With Button made my IoT mesh network project possible. Highly recommended.
Bharat Agarwal (verified owner) –
Outstanding! This HC-08 4PIN Bluetooth Module With Button made my IoT mesh network project possible. Highly recommended.
Mukesh Shetty (verified owner) –
Nice HC-08 4PIN Bluetooth Module With Button. Works well with the library examples. Good for prototyping.
Neha Dhillon (verified owner) –
Superb HC-08 4PIN Bluetooth Module With Button! Using it in my asset tracking project. GPS accuracy is great.
Harsh Kumar (verified owner) –
Love this HC-08 4PIN Bluetooth Module With Button. Integrated it with my Arduino in no time. Excellent documentation.
Nikita Rathore (verified owner) –
Love this HC-08 4PIN Bluetooth Module With Button. Integrated it with my Arduino in no time. Excellent documentation.
Arun Dubey (verified owner) –
This HC-08 4PIN Bluetooth Module With Button works perfectly for my wireless project. Easy to pair and use.
Abhishek Batra (verified owner) –
Outstanding! This HC-08 4PIN Bluetooth Module With Button made my IoT mesh network project possible. Highly recommended.
Sandhya Kulkarni (verified owner) –
Nice HC-08 4PIN Bluetooth Module With Button. Works well with the library examples. Good for prototyping.
Milan Mittal (verified owner) –
This HC-08 4PIN Bluetooth Module With Button works perfectly for my wireless project. Easy to pair and use.