
Reference: RBD-1354
Jumper Wire Single 20cm
Length: 8 inches/20 CM (Long) Material: Copper Plated Pin Spacing: 2.54mm.
Reference: RBD-1354
Length: 8 inches/20 CM (Long) Material: Copper Plated Pin Spacing: 2.54mm.
Reference: RBD-0351
Contactless transmission of data and supply energy (no battery needed) Operating distance: Up to 100mm (depending on antenna geometry) RoboticsBD Operating frequency: 13.56MHz Data transfer: 106 kbit/s Data integrity: 16 Bit CRC, parity, bit coding bit counting Anticollision Typical ticketing transaction: <100 ms ( including backup management)...
Reference: 0245
Choose your desire Resistor value from below:
Reference: 0031
3 Types Available (Please select from option) 1. Male to Male 2. Male to Female 3. Female-Female
Reference: RBD-0768
Size: 5mm Color: RED Head Shape: Round Lens Appearance: Transparent
Reference: 1353
Length: 12.5 inches/30 CM (Long) Material: Copper Plated Pin Spacing: 2.54mm.
Reference: RBD-0761
Breadboard friendly Mounting Style: Through Hole Mounting Direction: Vertical
The BJ-1K Industrial Alarm Buzzer is a high-performance siren designed for industrial and commercial applications. It emits a loud 110 dB alert sound, ensuring clear and reliable signaling in noisy environments.
With voltage options DC 24V this alarm buzzer is versatile and compatible with various power systems. Its compact and durable flame-retardant PC housing makes it ideal for factories, warehouses, security systems, and emergency alert setups.
The BJ-1K Industrial Alarm Buzzer is a high-performance siren designed for industrial and commercial applications. It emits a loud 110 dB alert sound, ensuring clear and reliable signaling in noisy environments.
With multiple voltage options (DC 24V), this alarm buzzer is versatile and compatible with various power systems. Its compact and durable flame-retardant PC housing makes it ideal for factories, warehouses, security systems, and emergency alert setups.
Model: BJ-1K
Voltage Options: DC 24V
Working Current: 20mA / 50Hz
Sound Intensity: 110 dB – Loud and clear alarm sound
Material: Flame-retardant PC – Durable & safe
Dimensions: 72 x 50 x 45 mm – Compact size for easy installation
Type: Active buzzer – Built-in oscillation for continuous sound output
Loudspeaker: High-quality sound output
Mounting: Wall or panel installation
Powerful 110 dB Sound Output – Ensures clear and effective alerting
Wide Voltage Compatibility – Works with 24V DC setups
Durable & Fire-Resistant Housing – Built for lobng-term industrial use
Compact Design – Fits easily in different installation environments
Easy Installation – Can be mounted on walls or panels
Industrial safety alarms
Security & emergency systems
Warehouse & factory alert systems
Fire alarm signaling
Access control & warning alerts
Get the BJ-1K Siren Industrial Alarm today for reliable and powerful alerting in any industrial or commercial setup!
The latest price of BJ-1K Siren Industrial Alarm Sound in Bangladesh is BDT 690 You can buy the BJ-1K Siren Industrial Alarm Sound at best price from our RoboticsBD or visit RoboticsBD Office.
Please note that the product information provided on our website may not be entirely accurate as it is collected from various sources on the web. While we strive to provide the most up-to-date information possible, we cannot guarantee its accuracy. We recommend that you always read the product labels, warnings, and directions before using any product. |
Product Images are shown for illustrative purposes only and may differ from the actual product. |
Reference: RBD-3049
The VC-02-Kit is a development board designed for the VC-02 module, and it is a shared the same board with the VC-01-Kit. The development board integrates the CH340C serial port to a USB chip, providing a basic debugging interface and USB upgrade interface, designing wake-up light and cold and cooling lamp, providing status indication and control...
Reference: RBD-550
Supply Voltage: 4.5 – 5.5 V. Current : <40 mA. Digital Interface : 5V TTL level for UART interface and GPIO. Support maximum 80 voice commands, with each voice 1500ms (one or two words speaking). Maximum 7 voice commands effective at same time. Arduino library is supplied. User-control General Pin Output. RoboticsBD
Reference: RBD-3286
The Serial MP3 Music Player Module V1.3.2 is a compact and easy-to-use audio playback module that supports MP3 and WAV file formats. Designed for seamless integration into microcontroller-based projects, this module enables high-quality audio playback with simple UART TTL serial control. This module is highly compatible with platforms like Arduino,...
Reference: RBD-1970
Brand: DFRobot
Version 2.0 More natural pronunciation Fewer pronunciation errors for polyphone characters No option of speakers
Reference: RBD-2692
Breadboard-Friendly PCB Mount Mini Speaker - 8 Ohm 0.2W 1.1" (~30mm) diameter speaker with 8 Ohm impedance Perfect for breadboard-based audio projects Durable plastic casing, lightweight design Power handling: Nominal 0.1 Watts, Maximum 0.2 Watts
Reference: RBD-2039
Product Name:DY-SV5W Voice Playback Module Product Number:DY-SV5W Work Voltage:DC 5V Working Temperature range:-20℃~85℃ Working Humidity range:0%-95%RH Size :35*35*4.5mm
Reference: RBD-1582
25 W + 25 W continuous output power at THD = 10% with VCC= 20 V and RL= 8 Ω Wide-range single-supply operation (8 – 26 V) High efficiency (η = 90%) Four selectable, fixed gain settings of nominally 21.6 dB, 27.6 dB, 31.1 dB and 33.6 dB Differential inputs minimize common-mode noise Standby and mute features Short-circuit protection
Reference: RBD-3328
To play MP3 songs from a memory card using the Mini MP3 module, you'll need to connect it and interface the module with an Arduino or other control board using Dupont wires. Our product includes a 0.5W, 23x8mm in-line passive speaker and comes equipped with two rows of 8P single-row female headers, allowing for direct insertion of the Mini MP3 module. The...
Reference: RBD-2065
Play standard mono or stereo MP3 files Control with buttons Serial communications protocol (JQ6500 Arduino Library available). Power supply 4.2V Speaker power 4 ohms / 3 watts
Reference: RBD-2747
This is a small 12mm round speaker that operates around the audible 2kHz range. You can use these speakers to create simple music or user interfaces. This is not a true piezoelectric speaker but behaves similarly. Instead of a piezoelectric crystal that vibrates with an electric current, this tiny speaker uses an electromagnet to drive a thin metal sheet....
Reference: RBD-2232
Working mode: Class D Operating voltage: DC18V to DC24V Rated output power: 100W + 2 x 50W Quiescent current: 60mA Work efficiency: 90%
Reference: RBD-2758
With this module you can easily measure sound with an analog pin on your Arduino or other microcontroller. The module has an automatic gain/amplification (ACG) of the microphone: The module amplifies sounds with a low volume more, and sounds with a higher volume less.
Reference: RBD-3618
The SU-03T is a compact, affordable, and highly capable offline voice recognition control module that enables serial communication-based voice control without relying on cloud services or internet connectivity. Ideal for smart home applications, small appliances, toys, lighting systems, and embedded voice-controlled devices. With support for up to 150...
Reference: RBD-2496
Brand: DFRobot
Operating Voltage: 3.3 – 5V Maximum Operating Current: ≤370 mA (5V) Communication: I2C/UART I2C Address: 0x64 Fixed Command: 121 Self-learning function
Reference: RBD-2691
Compact 15mm speaker for integrating sound into space-constrained projects. 2kHz frequency range suitable for basic audio applications. Through-hole mounting for easy integration with circuit boards. Handles up to 0.5W of power for moderate sound output.
Reference: RBD-2693
Compact 5cm speaker for integrating audio into various projects like radios, amplifiers, and robots. 8Ω impedance and 0.5W power handling for compatibility with common audio circuits. Lightweight and space-saving design for versatile integration.
Reference: RBD-3665
Brand: DFRobot
The compact voice prompt module supports MP3, WAV, WMA formats, offers 16MB storage, and easy control via buttons or serial commands for versatile applications.
Reference: RBD-1867
Original TDA7297 core technology Easy Plug and Play Operation Dynamic operating Voltage Range: 8 to 16V High fidelity Dual 15W output.
Reference: RBD-1021
Operating voltage: 2.5V-5.5V, recommended 5V Speaker Load: 2-8 Ohms Input and Output Connectors: Pins on 0.2" centers Size: 24 x 23 x 105 mm (L x W x H) Net weight: 3g
Reference: RBD-2718
Dual-Channel Stereo Output Run-on 7V to 15V power Supply 32 Steps DC volume control has a +32dB to -75dB range. 40 pin QFN 6 x 6 mm package. Much higher efficiency in terms of cost and performance than competitors’ ICs
Reference: RBD-2694
Incredibly thin (just over 4mm) 4cm speaker for adding sound to projects with severe space constraints. 8Ω impedance and 0.5W power handling for compatibility with low-power audio circuits. Ideal for applications like portable devices, greeting cards, or space-limited enclosures.
Reference: RBD-2307
Compact Stereo Enclosed Speaker with 3W power and 8Ω impedance Delivers clear audio with less than 10% distortion for quality sound output Features a handy 42 cm JST 2PH input cable for easy connection Enclosed design ensures good audio volume and durability Perfect for audio projects, displays, and compact sound applications
Reference: RBD-1324
Operating voltage: 2.5V-5.5V Maximum output power: 3W x 2 PCB size is about: length 30mm width 22mm overall height after installed is about 16mm Built with switch Potentiometer, can adjust the volume & control power switch freely! Flexible assembly usage.
Reference: RBD-3188
The LU-ASR01 Intelligent Voice Recognition Module is an advanced voice control board designed for integration into a variety of smart applications. With its high recognition accuracy, long-distance wake-up capabilities, and customizable features, the module is ideal for creating intelligent systems such as smart home devices, voice-controlled toys, and...
Reference: RBD-3199
The ESP8266 Infrared Wi-Fi Module is an all-in-one solution for integrating Wi-Fi and infrared communication into your IoT projects. Featuring the ESP-12F chip, this module supports NEC infrared command transmission and reception, making it ideal for controlling devices remotely and across rooms. Its compact size, Type-C interface, and easy-to-configure...
Reference: RBD-2318
Speaker module with built-in power amplifier and adjustable sound via potentiometer Generates tones based on input frequency, ideal for Arduino projects and DIY music boxes Compact size (25mm x 45mm) with anti-plug data interface for easy and secure connections Features digital signal input and 4 M3 mounting holes for flexible installation Operates at 5V...
Reference: RBD-3189
The LD3320 Speech Recognition Module is a versatile and practical voice control development board designed for applications requiring natural language voice interaction. With its capability to recognize nonspecific human speech without pre-recorded training, the LD3320 is ideal for various projects like voice-controlled automation, interactive toys, and...
Reference: RBD-3178
The PAM8302 is a compact, high-efficiency Class D mono audio amplifier module capable of delivering up to 2.5W of output power to a 4Ω or 8Ω speaker. Designed for battery-powered and portable projects, this module offers excellent sound amplification with minimal power consumption. Featuring a built-in trim potentiometer for volume adjustment and...
Reference: RBD-3187
The Mini Bluetooth 5.0 Pro MP3 Decoder Board Audio Receiver is an advanced module designed for high-quality audio applications, offering seamless Bluetooth 5.0 connectivity, lossless sound quality, and versatile functionality. With features like simultaneous charging and playback, onboard call support, and LED status indicators, this decoder board is...
Reference: RBD-2294
JQ6500 V2.1 MP3 Player Module for playing stereo MP3 or mono audio files Operates in serial communication mode or AD button control mode for versatile functionality Supports FAT16, FAT32 file systems with TF card or USB up to 32GB Features 30-level volume adjustment and 10 EQ settings for customizable audio Compact and easy-to-use module with UART...
Reference: RBD-1838
8 individual switch positions 2.54mm pin spacing General control switches
Reference: RBD-2106
40P color jumper wires Length: 300mm Weight: 45 gm Compatible with 2.54mm spacing pin headers High quality and in good working condition Durable and reusable Easy to install and use
Reference: RBD-1948
Channel: 8 channel Relay Operating Voltage: 5V One normally closed contact and one normally open contact Triode drive, increasing relay coil High impedance controller pin Pull-down circuit for the avoidance of malfunction Power supply indicator and Control indicator lamp Power supply and relay instructions, lit, the disconnect is off Note: Relay might be...