--- product_id: 177061251 title: "Treedix HC-05 6 Pin Wireless RF Transceiver Master Slave Integrated Module Serial Port Communication BT Module Compatible with Arduino UNO R3 Nano Pro Mini MEGA" brand: "treedix" price: "£6.85" currency: GBP in_stock: true url: https://www.desertcart.co.uk/products/177061251-treedix-hc-05-6-pin-wireless-rf-transceiver-master-slave store_origin: GB region: United Kingdom --- # Treedix HC-05 6 Pin Wireless RF Transceiver Master Slave Integrated Module Serial Port Communication BT Module Compatible with Arduino UNO R3 Nano Pro Mini MEGA **Brand:** treedix **Price:** £6.85 **Availability:** ✅ In Stock ## Quick Answers - **What is this?** Treedix HC-05 6 Pin Wireless RF Transceiver Master Slave Integrated Module Serial Port Communication BT Module Compatible with Arduino UNO R3 Nano Pro Mini MEGA by treedix - **How much does it cost?** £6.85 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/177061251-treedix-hc-05-6-pin-wireless-rf-transceiver-master-slave) ## Best For - treedix enthusiasts ## Why This Product - Trusted treedix brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description Specifications: Bluetooth protocal: Bluetooth Specification v2.0+EDR Frequency: 2.4GHz ISM band Modulation: GFSK(Gaussian Frequency Shift Keying) Emission power: 4dBm, Class 2 Sensitivity: -84dBm at 0.1% BER Speed: Asynchronous: 2.1Mbps(Max) / 160 kbps, Synchronous: 1Mbps/1Mbps Security: Authentication and encryption Profiles: Bluetooth serial port Power supply: +3.3VDC 50mA Working temperature: -20 ~ +75 Centigrade Dimension: 26.9mm x 13mm x 2.2 mm Note: This module does not suitable for IOS system. Package List 1 X HC-05 Module with Plastic cover ## Features - About this item - HC-05, module core module VCC, GND, TXD, RXD, KEY pin, pin output connection status (STATE), using the interface of the leads, the output did not connect low. LED indicates the Bluetooth connection status, the flash indicates that there is no Bluetooth connection, the slow flash to enter the AT mode, the double flash indicates that Bluetooth has been connected and opened the port Works with any USB Bluetooth adapters, running in slave role: Pair with BT dongle. Led indicate Bluetooth connection status, flashing Bluetooth connectivity, lit the Bluetooth connection and open a port Backplane Aalt set 3.3V LDO with anti-reverse diode, input voltage 3.6 ~ 6V, unpaired current about 30mA, about 10mA coupling, input voltage must not exceed 7V! Effective distance of 10 meters (Class 2 power rating) is possible, more than 10 meters is possible, but do not make this connection to provide distance qualities. ## Images ![Treedix HC-05 6 Pin Wireless RF Transceiver Master Slave Integrated Module Serial Port Communication BT Module Compatible with Arduino UNO R3 Nano Pro Mini MEGA - Image 1](https://m.media-amazon.com/images/I/61bTZL6AGRL.jpg) ![Treedix HC-05 6 Pin Wireless RF Transceiver Master Slave Integrated Module Serial Port Communication BT Module Compatible with Arduino UNO R3 Nano Pro Mini MEGA - Image 2](https://m.media-amazon.com/images/I/514JRTOx7lL.jpg) ![Treedix HC-05 6 Pin Wireless RF Transceiver Master Slave Integrated Module Serial Port Communication BT Module Compatible with Arduino UNO R3 Nano Pro Mini MEGA - Image 3](https://m.media-amazon.com/images/I/519CyC-zDUL.jpg) ![Treedix HC-05 6 Pin Wireless RF Transceiver Master Slave Integrated Module Serial Port Communication BT Module Compatible with Arduino UNO R3 Nano Pro Mini MEGA - Image 4](https://m.media-amazon.com/images/I/61KmnXK6MTL.jpg) ![Treedix HC-05 6 Pin Wireless RF Transceiver Master Slave Integrated Module Serial Port Communication BT Module Compatible with Arduino UNO R3 Nano Pro Mini MEGA - Image 5](https://m.media-amazon.com/images/I/61-AaPYHF7L.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.uk/products/177061251-treedix-hc-05-6-pin-wireless-rf-transceiver-master-slave](https://www.desertcart.co.uk/products/177061251-treedix-hc-05-6-pin-wireless-rf-transceiver-master-slave) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-06-04*