Reference: RBD-1812

WeMos D1 mini Pro – ESP8266 based WiFi Module 16MB

11 digital input/output pins Interrupt/PWM/I2C/one-wire 1 analog input(3.2V max input) 16M bytes(128M bit) Flash External antenna connector Built-in ceramic antenna New CP2104 USB-TO-UART IC

Reference: RBD-1336

ESP8266 5V WIFI Relay Smart Home Remote Control Switch

Onboard Module: ESP8266 wifi module; in AP mode it can connect with 5 Clients at the same time Operating Way: cellphone carried on wifi module; cellphone and wifi module carried on the same router, and use the APP to control relay Transmission Distance : 400m (max) Relay : 5V,10A/250V AC 10A/30V DC Baud Rate: 9600. Diode effusion protection; Short...

Reference: RBD-1806

LILYGO® TTGO T-Display ESP32 WiFi And Bluetooth Development Board

Based on ESP32 240MHz Xtensa dual-core 32-bit microprocessor Operating Voltage: 2.7V – 4.2V Working Current: 60mA Battery Charging Current: 500mA

Reference: RBD-1773

VHM-314 V3.0 Bluetooth Audio Receiver Board

Supply Voltage: 5V USB / 3.7V lithium battery Output Port: 3-wire audio interface/DIY pad Output Type: Analog signal Bluetooth name: VHM-314-V3.0 Bluetooth version: 5.0 Bluetooth passcode: no password Sound source: Bluetooth. USB-PC input(after the back pad is connected, the computer can be connected as a sound card though Micro) Operation method:...

Reference: RBD-1647

SX1278 LoRa Module 433M 10KM Ra-02 Original Ai

Communication distance: 15KM Sensitivity: down to -148dBm Programmable bit rates: up to 300kbps RSSI dynamic range: 127dB Wireless frequency: 433MHz Working voltage: 1.8-3.7v Working temperature: -40-+80 ℃The range depends on your antenna. If you need a longer range, you need to use a powerful antenna. (Antenna is not included)

Reference: RBD-0369

Brand: SparkFun Electronics

XBee Pro 63mW RPSMA - Series 2B (ZigBee Mesh)

Supports binding and multicasting for home automation Mesh-network topology 2.4 GHz for worldwide deployment Common XBee footprint fits Parallax XBee Adapters and the Propeller Activity Board Firmware upgrades via UART, SPI or over the air TRANSCEIVER CHIPSET: SiliconLabs EM357 SoC DATA RATE: 250kbps Max RATED OUTDOOR/RF LINE-OF-SIGHT RANGE: Up to 2 mile...

Reference: RBD-0688

RF Transmitter Receiver Pair 433 MHz

Wide input supply (2.5 V to 12V) Easy to integrate (V+, GND, and Data) The device in deep sleep mode when Data pin is grounded Very small dimension.

Reference: RBD-0196

Brand: DFRobot

APC220 Radio Communication Module 1KM Line of sight (LOS)

The APC220 radio module offers a cost-effective solution for wireless data communications, featuring an embedded high-speed microprocessor and high-performance IC. With its transparent UART/TTL interface, it eliminates the need for packetizing and data encoding, making it a popular choice among customers seeking better range performance at a low cost.

Reference: RBD-1959

HW-353A SIM900A Module Development Board GSM GPRS

Single supply voltage 3.4V – 4.5V HW-353A SIM900A Module Development Board GSM GPRS The keypad and SPI display interface will give you the flexibility to develop customized applications. Serial port and Debug port can help you easily develop your applications. One audio channel includes a microphone input and a speaker output. Programmable General Purpose...

Reference: RBD-0579

GPS GSM GPRS SIM808 Module (Arduino Compatible)

Quad-band 850/900/1800/1900MHz GPRS multi-slot class12 connectivity: max. 85.6kbps(down-load/up-load) GPRS mobile station class B Controlled by AT Command (3GPP TS 27.007, 27.005 and SIMCOM enhanced AT Commands) Supports charging control for Li-Ion battery Supports Real-Time Clock Integrated GPS/CNSS and supports A-GPS Low power consumption, 10mA in sleep...

Reference: RBD-2234

915MHz LoRa Antenna RP-SMA - 1/4 Wave 2dBi

¼ wave rubber duck antenna 860-960MHz communication center frequency of 915MHz RP-SMA connector Gain is 2dBi with an overall length of 110mm

Reference: RBD-1962

ESP32-S2-DevKitM-1 Development Board

ESP32-S2-DevKitM-1 Equipped with ESP32-S2-MINI-1 module Easy interfacing Integrates ESP32-S2FH4 chip.  PCB antenna  4 MB SPI flash.

Reference: RBD-0733

RP-SMA to U.FL Adapter RF Cable - Female 150mm

Connects Devices & Antennas: Ideal for WiFi, Bluetooth, and nRF devices to 2.4GHz antennas. Enhanced Usability: 150mm length (compared to standard 100mm) provides more flexibility for enclosure integration. Reliable Signal: 50Ω impedance ensures efficient signal transmission. Durable Construction: Built with high-quality materials for long-lasting...

Reference: RBD-0560

MAX485 RS-485 Module TTL to RS-485 Module For Arduino

On-board MAX485 chip, A low power consumption for the RS-485 communication, slew-rate limited transceiver. A low power consumption for the RS-485 communication Onboard then 5.08 (mm) pitch 2P terminal to facilitate RS-485 communication wiring. Slew-rate limited transceiver All pins of the chip have been lead to can be controlled through the...

Reference: RBD-1670

ESP8285 IR Infrared Transmitter Receiver Module WIFI Remote Control Switch

The smallest 802.11b/g/n Wi-Fi SoC module Uses low power 32bit CPU and compatible with the application processor Main frequency up to 160MHz Built-in 10Bit high precision ADC Support UART/GPIO/PWM/ADC interface Integrate Wi-Fi MAC/BB/RF/PA/LNA

Reference: RBD-0691

IR Infrared Remote Decoder Encoding Transmitter & Receiver Wireless Module

Supply voltage: 5V Communication: Serial communication (TTL level) Operating istance: 6-10 meters 

Reference: RBD-1552

868MHz RF LoRa SX1276 Long-Distance Communication Module

Working Frequency: 868 MHz Distance: 8000m RF IC: SX1276

Reference: RBD-1020

GSM Antenna with SMA Male Connector

Frequency (MHz) : 824 – 960 MHz & 1710 – 1980 MHz Gain:2 / 3 dBi Impedance (Ω): 50 Connector Type: SMA Plug VSWR :< 2.5

Reference: RBD-0719

FlySky FS-i6 2.4G 6CH AFHDS RC Transmitter With FS-iA6 Receiver

Bandwidth (KHz): 500. RF Range (GHz): 2.40 ~ 2.48. No. of channels: 6. Remote controller weight (gm): 400. Power: 6V (1.5V AA*4). Antenna Length: 26mm * 2 (dual antenna). Transmitting Power: ≤ 20dBm. RF Receiver Sensitivity: -105dbm. RoboticsBD

Reference: RBD-1037

SIM808 GPRS/GSM+GPS Shield

Quad-band 850/900/1800/1900MHz Inner MT3337 GPS receiver, -165dBm precision, control on a same serial port. Earphone/ microphone outputs on a card or external 32-ohm speaker + supports voice calls with an electret microphone. Sending and receiving SMS.

Reference: RBD-0389

PL2303 USB to TTL Serial Converter

Adopt imported controller PL2303HX, which can stabilize the flash with high speed 500mA self-recovery fuse for protection Two data transmission indicator can monitor data transfer status in real time Reserve 3.3V and 5V pin interface, easy for the DDWRT of different voltage system that needs power The entire board is coated by the high quality transparent...

Reference: RBD-1578

DT-06 TTL to WIFI Module

Support serial AT command Support re-programmable, OTA firmware update Seamless transparent transmission between serial and WiFi Built-in HTTP Web Server, support configure parameters by web page

Reference: RBD-0397

MCP2515 CAN Bus Module TJA1050 Receiver SPI Module For Arduino

Support CAN V2.0B technical standard, communication rate 1Mb / S. Module 5V DC power supply, SPI interface protocol control 0 to 8 bytes long data field. 8MHZ crystal oscillator 120Ω terminal resistance Use High-speed CAN transceiver TJA1050 Impedance matching, guaranteed drive capability, long-distance data transmission, prevent signal radiation The...

Reference: RBD-2064

SIM800L NEW GPRS GSM Module Core Board Quad-band TTL Serial Port with the antenna

TTL serial port for serial port, you can link directly to the micro-controller. Don’t need MAX232. Power module automatically boots, homing network. Onboard signal lights all the way. It flashes slowly when there is a signal, it flashes quickly when there is no signal. Note: If you want to buy the cheaper recycled SIM800L Module Click here.

Reference: RBD-0443

GPRS GSM SIM900 Arduino Shield

Based on SIMCom‘s SIM900 Module Quad-Band 850 / 900/ 1800 / 1900 MHz - would work on GSM networks in all countries across the world. Control by AT commands - Standard Commands: GSM 07.07 & 07.05 | Enhanced Commands: SIMCOM AT Commands. Short Message Service - so that you can send small amounts of data over the network (ASCII or raw hexadecimal).

Reference: RBD-0439

Arduino Android IOS HM-10 BLE Bluetooth 4.0 CC2540 CC2541 Serial Wireless Module

Bluetooth Protocol: Bluetooth Specification V4.0 BLE USB Protocol: USB V2.0 Operating Frequency: 2.4GHz ISM band Modulation Mode: GFSK (Gaussian Frequency Shift Keying) Transmitting Power: ≤4dBm Sensitivity: ≤-84dBm at 0.1% BER It’s easy to use and completely encapsulated. You can set it as slave or master. You can use AT command set the baud rate....

Reference: RBD-0718

FlySky FS-CT6B 2.4GHz 6CH Transmitter With Receiver FS-R6B Mode 2

Model Type: Digital Radio Transceiver. Sensitivity: 1024. Bandwidth: 500 kHz. Default Operating Mode: Mode 2 (Left-Hand Throttle). No. of Channels: 6. Operating Voltage: 12V DC (1.5AA x 8 Battery) (not included).

Reference: RBD-0345

ESP-01 ESP8266 Serial WIFI Wireless Transceiver Module

802.11 b/g/n Standards Wi-Fi Direct (P2P), soft-AP 1MB Flash Memory Integrated low power 32-bit CPU could be used as an application processor A-MPDU & A-MSDU aggregation & 0.4ms guard interval Wake up and transmit packets in < 2ms Standby power consumption of < 1.0mW (DTIM3) RoboticsBD

Reference: RBD-2016

USB to Ethernet Adapter

Backward compatible with USB 2.0 USS, MDIX support Jumbo packets up to 9 KB Plug and play installation Full-duplex and half-duplex operation of fast ethernet Suspend mode and remote wake up via links and magic packs

Reference: RBD-2212

TEA5767 Stereo FM Radio Module with Detachable Antenna

Directly plug antenna interface. I2C bus communication. Multi-capacitor combined filter. Blue LED power indicator. High sensitivity(low noise RF input amplifier). High power auto gains control AGC circuit.