Showing 13–24 of 27 results
LM393 Sound Detection Sensor Module – Black
MAX4466 Electret Microphone Amplifier with Adjustable Gain Module
MP3-TF-16P MP3 SD Card Module with Serial Port
Multifunction Delay Trigger Chip Timing Mudule Timer Ic Timing 2S-1000H
Specifications:
- The use of low-power CMOS technology, lead-free and environmentally friendly.
- Direct Push can output low LED (please add current limiting resistor), the output high may push transistor (please add current limiting resistor).
- Available resistance adjusting timing, there are 8 * N (N = 0.1.2.3) times the timing selection, time can be adjusted from 2s-1000h.
- Optional trigger timing and triggering termination ground electric timer.
- Standby output high, falling edge trigger, post-trigger output low, after the delay recovery high.
Non-Destructive MP3 Decoding Board with Self-Powered TF Card U Disk Decoded Player Module
PAM8403 mini digital Power amplifier 3W Dual Track Red
Specifications:
- A d-type amplifier without a filter, low quiescent current, and low EMI.
- When connects with a 4-ohm load and 5V power supply, the output power can be up to 3W.
- Low THD, low noise.
- Short circuit protection; thermal protection.
- Input Voltage : 2.5-5.5 V(USB power supply).
- Output Impedance : 4 ohm.
- Efficiency : 90%.
- Frequency Response : 150 Hz – 20 KHz.
- Input Impedance : 2 Kohm.
- Dimensions : 15 x 20 mm.
Pam8403 mini 5v digital amplifier board with switch potentiometer
Specifications:
- Updated version, quality is improved! Everything you need except a power supply for adding sound to a project..
- PAM8403 - Powerful and small Class D amplifier mounted on a 28 x 20 mm breakout board. Includes a super smooth potentiometer combination volume / on-off knob. Also includes header pins..
- Mini speakers - 2 pcs. 4 ohm, 3w, 31 mm x 70 mm. The same speakers found in flatscreen TV's and monitors..
- .5 mm cord - Includes 50 cm (19 in) headphone style cord and plug for easy phone or Raspberry Pi connection.
- Material: Metal
- Size: 35 x 30 x 12 mm / 1.38 x 1.18 x 0.47 inch
Raspberry Pi USB Plug and Play Desktop Microphone
Sound Detection Module Sensor for Intelligent Vehicle Compatible With Arduino
Sound Sensor Module Digital Output
Specifications:
- Working voltage: DC 3.3-5V.
- Signal output indication.
- The output is digital.
- Single-channel signal output.
- With the retaining bolt hole, convenient installation.
- Output low level and the signal light when there is sound.
- Compatible with Arduino Boards,esp 8266 .
Speak (Voice) Recognition Module V3 compatible with Arduino
TDA7492P 50W Wireless Digital Audio Receiver Amplifier Board15
Specifications:
- 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