Reference: RBD-0841

A6 GPRS GSM Module

Supports Quad-band: GSM850, EGSM900, DCS1800 and PCS1900 Connect onto any global GSM network with any 2G SIM Make and receive voice calls using an external 8Ω speaker & electret microphone Facility to connect 4-pole TRRS mic and headset

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-1641

Dual Band GSM Antenna (SMA MALE)

Product: GSM Antenna Color: Black SMA male straight 5cm 900-1800MHz radio antenna. Frequency: 900MHz – 1800MHz Maximum Power: 50W Length: 5cm/1.97 inch

Reference: RBD-0741

433MHz 100 Meters ASK Wireless Module Kit RF

Frequency Range: 433 MHZ ASK /OOK modulation mode Super anti-power interference Low-power sleep less than 1uA Low self-radiation Small size Frequency stability and reliability Various international testing standards

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-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-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-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-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-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-0166

XBee 1mW Trace Antenna - Series 1 (802.15.4)

Description: This is the very popular 2.4GHz XBee module from Digi. These modules take the 802.15.4 stack (the basis for Zigbee) and wrap it into a simple to use serial command set. These modules allow very reliable and simple communication between microcontrollers, computers, systems, really anything with a serial port! Point to point and multi-point...

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-1604

Software Radio RTL2832U + R820T2 RTL-SDR ADS-B DVB-T DAB SDR Receiver

Supports Digital terrestrial video and radio program recording (records digital terrestrial TV on PC or Laptop).  The included Input Terrestrial Antenna will offer stable TV signal.   Supports Real Time digital video recording and broadcasting.   Supports Watching DVB-T digital TV and listen to DAB and FM radio. Full DVB-T bandwidth reception (at 6 / 7 /...

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-2103

IR Remote Control without Battery

Remote control distance: more than 8 meters Crystal: the oscillation frequency of 455 IR carrier frequency: 38KHz Output form: Digital Power Supply: CR2032 Battery Pointing Angle: up to 60º Button: free height is less than 3mm, the force 200-350g, the life of more than 200 000 click

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-0797

U-Blox NEO-6M GPS Module

5Hz position update rate. The cold start time of 38 s and Hot start time of 1 s. Configurable from 4800 Baud to 115200 Baud rates. (default 9600). SuperSense ® Indoor GPS: -162 dBm tracking sensitivity. Support SBAS (WAAS, EGNOS, MSAS, GAGAN). Separated 18 x 18mm GPS antenna. RoboticsBD In recent years 2022, due to a shortage of chips, some of the GPS...

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.

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-0400

NRF24L01+PA+LNA 2.4GHz SMA Antenna Wireless Transceiver communication module 1pcs

Voltage: 3-3.6V (recommended 3.3V) V. Maximum output power: +20dBm. Power-down mode current: 4.2uA. Operating Range: 1Km Antenna Gain (peak): 2Dbi. 2MB rate (Open area): 520m. 1MB rate (Open area): 750m. 250Kb rate (Open area): 1100m. It uses 2.4GHz global open ISM band, with license free. SPI interface facilitates the communication with MCU I/O port....

Reference: RBD-0318

SIM900A Mini Module 5V

This module is intended for advanced users who require moderate knowledge of GSM systems and microcontrollers. It needs wiring and firmware updates to unlock the country lock.  Dual-Band 900/ 1800 MHz GPRS multi-slot class 10/8GPRS mobile station class B Compliant to GSM phase 2/2+ Dimensions: 24*24*3 mm Weight: 3.4g Control via AT commands (GSM 07.07...

Reference: RBD-0729

GPS Antenna 1575.42 MHz SMA Male 3 Meter

Frequency (MHz) 1575 +/- 5 MHz Gain > 28 dBi (with LNA) Impedance (Ω) 50 Ω VSWR < 1.5 Polarization RHCP Power Handling (W) 50 watts Cable Length: 3Meter Connector: SMA-Male

Reference: RBD-1552

868MHz RF LoRa SX1276 Long-Distance Communication Module

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

Reference: RBD-1603

MicroPython Board R3 ATmega328P+ESP8266, 8Mb flash, USB-TTL CH340G, Micro-USB

USB-TTL converter. Logic Level: 5V. Operating Supply Voltage: 5V. Digital I/O Pins: 14. Analog I/O Pins: 6.

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-1870

RS485 To TTL Module Stable UART Serial Port To RS485 Converter Function Board

Compatible with 3.3V and 5.0V power supply. Compatible with 3.3V and 5.0V signal.  Semi-hole pads, onboard module, thin PCB, having a thickness of 0.8mm.  Has RXD, TXD signal indicator light, monitor send and receive status.

Reference: RBD-0905

Arduino Bluetooth Module HC-05

Bluetooth protocol: 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. RoboticsBD

Reference: RBD-2135

433 Mhz Remote Control and Wireless Receiver Module 4Ch output With Learning Button

433 Mhz Remote Control and Wireless Receiver Module Learning Code 1527 Decoding 4 Channel Output with Learning Button DIY kit for Arduino/ARM/MCU Suitable for wireless power switches, remote control sockets, LED lights, electric doors, and more.

Reference: RBD-0566

RS485 USB-485 Converter Adapter Support Win7 XP Vista Linux Mac OS

Fully compliant USB 2.0 standard, backward compatible with USB1.1 Support System: Windows XP, Vista, Windows 7, Linux, MacOS, and WinCE5.0 drive Baud Rate Range: 75bps – 115200bps, up to 6Mbps Supports Plug, Play and hot-swap ( USB side) Better than using CH341D chip or similar chip to support the laptop USB port. Communication distance up to 1.2KM

Reference: RBD-1852

ESP32-CAM External Antenna

IPEX To SMA Female External Antenna Adapter SMA Male Antenna for 2.4G WIFI Module Only Antenna and Adapter RF Cable  ESP32 Cam is not included