Reviews Sound Level Module

Isolation Amplifiers 4.5 - 5.5 SV 8 dB (10 pieces)

  • 【QUALITY GUARANTEE】The Digital Audio Amplifier Power Module is made by a professional manufacturer and has undergone multiple tests. It has a very good quality guarantee and a 100% brand new high-quality brand..
  • 【HAVE A DIGITAL CHIP】The Digital Audio Amplifier Power Module is equipped with PAM8403 digital chip, which is a small digital amplifier chip, which can highlight the advantages of digital chip and bring you a good experience..
  • 【POWERFUL FUNCTIONS】The circuit of the Digital Audio Amplifier Power Module adopts reasonable configuration, the power filter is upgraded to 470 uf, and with 1.6 mm glass fiber board, it has excellent performance and powerful functions..
  • 【HI-FI SOUND QUALITY】The Digital Audio Amplifier Power Module outputs 3 w + 3 w high-fidelity sound quality, which can restore the most realistic scenes and bring you a good experience. It is a rare good choice for you.
  • 【THE ANTI-METER BODY】The Digital Audio Amplifier Power Module adopts the original anti-meter body, and the potentiometer with counterclockwise switch can directly cut off the power supply. It is safe and you can buy it with confidence..
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BIQU Filament Break Detection Sensor Module 3D Printer Accessories with 1M Cable for 1.75mm Filament Extruder Material Run-Out Detector for 3D Printer (Transparent)

  • ❤【Function of Filament Detection Module】 To detect Filament in 3D printer run-out,pause detection,it automatically stops the 3D Printer when the filament runs out.Optimize the inlet port/outlet port of the material detection module, to reduce the resistance of the feeding material..
  • ❤【Filament Break Detection Module】When there is material, the level signal of the detection port should be high level. When there is no material, the level signal of the material port goes low, and the system detects one. If the high-to-low transition is determined, the material is considered exhausted and a pause command is executed..
  • ❤【Detection Method】The material detection module uses the level jump detection method..
  • ❤【Filament Size】 It Suitable for 1.75mm Filament with 1m cable which making your printing work goes smooth and relieved..
  • ❤ 【After-Sales Guarantee】We support high quality after-sales Service,any questions or feedback please contact us,no matter what refund or resend. We will satisfy with your request..
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Bose Lifestyle T20 home theater system--Black (Discontinued by Manufacturer)

  • 5-speaker surround sound system, Includes 4 Direct/Reflecting speakers and one center channel speaker, balanced by an Acoustimass module to deliver a fuller range of sound.
  • Includes Direct/Reflecting speakers, center channel speaker and Acoustimass module.
  • Unify Intelligent Integration System allows for guided setup and simplified use/programming with easy-to-follow onscreen messages.
  • HD connectivity for up to 6 sources (4 HDMI), video upscaling to 1080p.
  • ADAPTiQ audio calibration system analyzes your room's dimensions and other variables, then automatically adjusts the sound of your Lifestyle surround sound system.
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NR2-25 Electric Overload Relay Adjustable Motor Protection Thermal 50-60hz(17-25A)

  • ◇ ANTI-INTERFERENCE---Made of the high quality miniature optocoupler, the relay module is of anti-interference ability, stable performance.
  • ◇ STABLE AND RELIABLE---Adopting 9.5mm black barrier terminal and standard 30A terminal, the relay module is stable and reliable.
  • ◇ HIGH/LOW LEVEL TRIGGER---The high/low level trigger of the relay module can be switched.
  • ◇ DC5V/DC12V/DC24V---There are 3 styles for you: DC5V, DC12V, DC24V, you can choose one according to your preference.
  • ◇ MAIN FEATURE---Product Name: Optocoupler Isolation Relay Module.
  • Output Capability: AC 250V/30A, less than DC 30V/30A.
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ZWNAV 12.1 inch Tesla Style Touch Screen Android Radio for Toyota Highlander 2007-2013 Car Stereo Replacement GPS Navigation Multimedia Head Unit Player Carplay (2007-2013 with JBL, 4GB+64GB)

  • ★About the product, This product is suitable for Toyota Highlander 2007 2008 2009 2010 2011 2012 2013。Support JBL Amplifier. Pure Android 9.0 OS,Using RK3399 PX6 Hexa-core processor. Double architecture: dual-core Cortex-A72 + quad-core Cortex-A53 architecture, 64-bit，Main frequency exceeds 1.8GHz. With 4GB RAM+64GB ROM storage, it runs smoothly, and has enough space to store music and videos.
  • ★IPS Full HD Touch Screen, Restore the true colors of life.Using Mali-T860 image processor, a more powerful chip can make video playback smoother, and you can enjoy 4K-level clear images.
  • ★Built-in DSP with TDA7850 power amplifier chip, Multi-band adjustment, speaker balance setting, sound field control, super subwoofer, put you in the center of the sound wave, turning every driving into a concert scene.
  • ★Use NXP6686 radio module, support RDS function, you can also add DAB module. Keep abreast of life dynamics.
  • ★[Professional pre-sales and after-sales service] Manufacturer’s direct sales store, one-year warranty + direct cooperation with automobile manufacturers, plus lifetime after-sales service. If you have any questions about installation or use, you can contact us at any time..
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AEDIKO 10pcs 2A 5V Charge Discharge Integrated Module 3.7V 4.2V for 18650 Lithium Battery Charging Boost Mobile Power Protection PCB Board

  • 2A 5V Lithium Battery Charging Protection Module:Output Voltage: 5V.
  • Charging Voltage: DC 4.5V-5.5V (DC 5V Recommended).
  • MCU Users: if You Accept a Small Load KEY Can be Connected to the Microcontroller about 20s to Provide a Low Level Allows the Module to Continue Working. Trigger Mode: Low Level Trigger (Ground).
  • Protection Functions: 4 in 1 Charging / Discharging / Lithium Battery Protection / Battery Level Indicator Module.Lithium Battery Protection Function:Over-Current Protection,Over-Voltage Protection, Over-Temperature Protection, Short Circuit Protection.
  • NOTE:The First Time the Load is Connected, Output is Automatically Turned On. If the Load is Less than 50MA, the Output will be Automatically Turned Off after 30s.
  • if the Load is Greater than 50MA, the Output Will be Automatically Turned On.
  • Application:2A 5V Module Widely Used for Mobile Power, Car Charging Retrofit,Driving Recorder Power Supply and Portable Devices Such As Mobile Phones and Tablets.
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Bose Smart Soundbar 600 Dolby Atmos with Alexa Built-in, Bluetooth connectivity – Black & Bass Module Connection Cable

  • ...to a small, 27.5” wide soundbar to spread sound across the room: horizontally left and right, forward, and overhead..
  • Product 1: Wireless soundbar for streaming — Wi-Fi, Bluetooth, Apple AirPlay 2, Spotify Connect, and Chromecast built-in compatibility let you stream content anyway you want..
  • Product 2: Bose Bass Module Connection Cable for use with the Bose TV Speaker.
  • Product 2: A 15′ (4. 6 m) cable with 3. 5 mm connectors for a wired connection from a Bose Bass Module to the Bose TV Speaker..
  • Product 2: Expand your system with an optional bass module for a more heart-pounding, cinema-quality experience..
  • Product 2: The Bose TV Speaker requires a wired connection and is compatible with the Bose Bass Module 500 or 700.
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EPLZON HC-SR04 Ultrasonic Module Distance Sensor fit for Arduino UNO MEGA Nano Robot XBee ZigBee (Pack of 5 pcs)

  • ✅EPLZON HC-SR04 Ultrasonic ranging transducer sensor.
  • ✅Test mode: Use IO to trigger high-level signals. (Not less than 10us), the module automatically sends 8 40kHz and detects whether there is a pulse signal return..
  • ✅Detection area: 0.78~196 in/(2cm~500cm).
  • high precision: up to 0.12 inch/(0.3 cm), effective angle: less than 15°.
  • Dimension: 1.77 x 0.78 x 0.59 inches/45mm x 20mm x 15mm(length*width*height).
  • ✅Test distance=((high level duration)*(sound wave: 340m/s))/2.
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5V Mic Microphone Sensor Module, High Sensitivity & High Accuracy Voice Detection Sound Detection Module, Adjustable Gain Analog Output

  • INMP441 is a high-performance, low-power, digital output omnidirectional MEMS microphone with a bottom port..
  • With MEMS sensor, signal conditioning, analog‑to‑digital converter, anti‑aliasing filter, power management and I2S interface..
  • The microphone outputs the signal on the left channel when the level is low, and outputs the signal on the right channel when the level is high..
  • With flat broadband frequency response and high signal‑to‑noise ratio, it can produce high‑definition natural sound..
  • The microphone module has a 24‑bit digital I2S interface with high‑precision data, and the output performance is stable..
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