485 Voice Broadcast Control Module, TTS Text-to-Speech Sound Module, Synthesized Network Audio Column Speaker

$18.00

Arbitrary High-Frequency High-Voltage Narrow Pulse Signal Power Amplifier Linear Ultrasonic Piezo Drive Differential Dual Circuit

$80.00

LM358 Operational Amplifier Module Weak Signal Amplification Acquisition 100x Adjustable Gain AC Signal

$3.16

Bluetooth 5.0 DSP Amplifier Board 2.0 Stereo Treble Adjustment Crossover HiFi Sound Quality Supports Tuning 40Wx2

$2.55

MP3 Player Module, Voice TF/SD Card Music DFPlayer Mini for Microcontrollers

$8.41

Wireless Bluetooth Audio Receiver Board Module Decoding Playback with USB TF Card Pre-stage Output Xinwei Electronics

$7.30

INMP441 Omnidirectional Microphone Module, MEMS High Precision Low Power I2S Interface, Supports ESP32

$10.10

TPA3118 Mono Digital Amplifier Board PBTL Module 60W - Class D Audio Amplifier Circuit for Speakers

$5.80

MAX4466 Sound Sensor Module MAX4466 Microphone Preamplifier

$5.17

Voice Broadcast Module Custom Music Smart Voice Broadcast USB Serial MP3 Recognition Module JQ8900-16P

$14.36

Bluetooth 5.0 Decoder Board MP3 Audio Receiver Module Lossless Car Speaker Sound System Amplifier Modification Player

$5.80

T5 Bluetooth Amplifier Board 5-Inch Card Slot FM Radio 12V Car Subwoofer Core 220V Home 2003 Amplifier Mainboard

$19.00