HC-05 Wireless Bluetooth Transceiver
HC-05 Wireless Bluetooth Transceiver is backordered and will ship as soon as it is back in stock.
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Delivery and Shipping
Delivery and Shipping
Delivery Options
We offer several delivery choices to fit your needs:
- FREE Delivery: $0. Enjoy Free AusPost Parcel Standard Delivery on orders over $100 in value. Exclusions may apply.
- AusPost Untracked Letter: $3. Delivery in 3-8 business days (untracked). No refunds or replacements without proof of receiving the order.
- AusPost Parcel Standard: $9. Tracked delivery in 2-6 business days.
- AusPost Parcel Express: $13. Express tracked delivery in 1-3 business days.
Additional Information
- Non-metro addresses in WA, NT, SA & TAS may require extra time.
- Certain batteries (like LiPo) cannot be shipped by air, affecting Express Post availability.
- We recommend selecting tracked options for valuable items. Untracked orders will not receive tracking numbers or refunds without proof of delivery.
Note: Orders containing backordered item will delay delivery until all items are available
Warranty & Refund Policy
Warranty & Refund Policy
Warranty & Refund Policy
- Standard Warranty: 12 months for all products. Low-cost hobby parts have a 90-day warranty unless safe handling is shown.
- Exceptions: Kits and interfaceable electronics may not be covered if damaged due to misuse.
- Returns: Contact support via your order confirmation email within 14 days of purchase. Items must be unopened and in original packaging. Proof of purchase is required.
- Defective/Damaged Items: Notify us within 30 days for a free refund or replacement.
- Return Shipping Costs: Paid by the customer unless the item is defective. Shipping costs are non-refundable.
The HC-05 Bluetooth module is a compact and powerful solution for integrating Bluetooth communication into your projects. Here are the key specifications and pinout details:
Specifications:
- Bluetooth Protocol: Complies with Bluetooth Specification v2.0+EDR (Enhanced Data Rate).
- Frequency: Operates in the 2.4GHz ISM band.
- Modulation: Utilizes GFSK (Gaussian Frequency Shift Keying).
- Emission Power: Up to ≤4dBm (Class 2).
- Sensitivity: Receives signals down to ≤-84dBm at 0.1% BER.
- Speed:
- Asynchronous communication: 2.1Mbps (Max) / 160 kbps
- Synchronous communication: 1Mbps/1Mbps
- Security: Supports authentication and encryption.
- Profiles: Provides a Bluetooth serial port profile.
- Supply Voltage: Operates within the range of +3.3V to 6.0V.
- Supply Current: Typical current consumption is around 30mA.
- Working Temperature: Suitable for use between -20°C to +75°C.
- Dimension: Compact size of approximately 26.9mm x 13mm x 2.2mm.
Pinout:
- KEY/EN: Used to switch the Bluetooth module between AT commands mode and data mode. Default baud speed in command mode is 38400bps, and in data mode, it’s 9600bps.
- VCC: Connect to 5V or 3.3V to power the Bluetooth module.
- GND: Ground connection.
- TXD: Transmit data from the module to the microcontroller (connect to the microcontroller’s RXD pin).
- RXD: Receive data from the microcontroller (connect to the microcontroller’s TXD pin).
- STATE: Acts as a status indicator, checking if the module is connected.
Ideal Applications:
- Wireless Communication: Use it for wireless data exchange between devices.
- Remote Control: Create Bluetooth-controlled robots, home automation systems, or smart devices.
- Sensor Networks: Connect sensors wirelessly to a central controller.
- IoT Prototyping: Ideal for Internet of Things (IoT) projects.
Whether you’re building a smart home system, a robot, or a custom Bluetooth-enabled gadget, the HC-05 Bluetooth module simplifies wireless communication.