XY-301W Mono 30W Bluetooth Digital Audio Amplifier Board TWS True Wireless Box Connection Stereo

$3.71

TZT XH-M139 TPA3116D2 2x 50W +100W 2.1 Channel Digital Subwoofer Power Amplifier Board TPA3116*2 3 Channels DC 12-24V

$3.56

ZK-MT21 100W+2*50W 2.1 Channel Digital Audio Power Amplifier Module Subwoofer AUX Blue tooth 12/24V Stereo Amp HiFi for Speaker

$4.85

TZT TDA7498 DC14-34V Amplifier Board Of Class D 2X100W Dual Channel Audio Stereo Amplifier Board XH-M510

$4.70

AP3002 pure power amplifier board TPA3255, high power 300W*2, bridge mono 600W, no POP

$12.20

SMH 42 57 Stepper motor controller, manual and automatic speed regulation, forward and reverse rotation, pulse delay positioning, Angle PLC

$5.23

SMD4 drive integrated 42 57 stepper motor forward and reverse rotation control driver Angle speed PLC serial port communication

$10.39

SMD6 stepper motor 42 57 forward and reverse control driver Angle pulse speed PLC serial port communication 6.6A

$14.93

3V-4.5V DIY Voice Changer Module – Robot, Kid, Male/Female Real-Time Voice Effects Circuit for Audio Modulation Projects

$1.20

Dog Cat Cow Bird Frog Tiger Various Animals Call 10 Kinds Of Gun Sounds Eating Chicken Explosion Sound Module

$0.69

Bluetooth-Compatible Transmitting And Receiving Module Stereo 5.0 Audio Receiving Transmitter Headphone Power Amplifier

$1.43

MT6816 High-speed And High-precision Magnetic Encoder Magnetic Induction Angle Measurement Sensor Module

$1.28

FM Transmitter Module SI4713 Stereo Frequency Modulation CJMCU-4713 DC 3-5V Digital Wireless Radio MCU Controller

$2.38

SHT31-DIS Digital Temperature And Humidity Sensor SHT31 Module I2C Communication High Precision

$1.12

MAX31856 CJMCU Thermocouple Module High Precision Development Board Module A/D Converter Universal Type CJMCU-MAX31856

$3.54

XH-A902 Audio Operational Preamplifier Board Module NE5532 Amplifier Front Panel Digital Tone Board Wide Voltage

$0.64

DC12V Fan Governor PWM Speed Controller With Switch Single Channel 4 Pin Low Power Mute For Computer Case Fans

$0.57

DC To AC Inverter Module Synchronous Motor AC Air Pump DC Drive DC To AC 24V DC-AC3 (applicable To 12-24V)

$0.82

MIni Type-C 3.7V 4.2V 18650 Lithium Battery Charger Board Charging Power Protection Module Constant Current Constant Voltage

$0.17

Field Effect Tube PWM Regulation Electronic Switch Control Board 160A High Power MOS Trigger Switch Drive Module

$0.25