Reviews Digital Public Address System

Compact Public Address Mono Amplifier - Professional 50W Mini Home Power Audio Sound PA Speaker Receiver System w/ RCA, Headphone, 2 Microphone Inputs, Independent Volume Control - Pyle PT110

  • 80 WATT POWER: The Pyle Compact PA Mono Amplifier gives your entertainment or PA system a boost, takes your voice to the next level! The amplifier's wide frequency response makes it suitable for amplifying music or vocal program material.
  • 3 INPUTS: Features 3.5mm AUX audio input jack w/ the ability to connect external devices such as tuner, CD player, tape deck. Also features 2 ¼” microphone input w/ talkover function, headphone jack, 12V DC power input perfect for public announcement.
  • COMPACT SIZE: The professional integrated indoor public address receiver features a mini compact size and measures 3 ⅓” x 12 ¾” x 8 9/10”, easy to bring anywhere it is needed. Can be used for live bands, office paging systems and other applications.
  • INDEPENDENT VOLUME CONTROL: Each input in the home desktop audio source system has its own independent rotary volume control knob. Additional system specs include phono / AUX / RCA input jacks w/ input selector and variety of speaker outputs terminal.
  • FRONT PANEL CONTROL CENTER: The mini compact PA receiver box features front panel button control center w/ crisp power on/off button and selector switch, independent input audio rotary volume adjustment, master volume and tone control, LED indicator.
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MOTLTECH 100W 12V 7 Tone Sound Car Siren Speaker Mic PA System Emergency Sound Amplifier

  • 7 Sounds: The siren speaker can offer 7 loud and clear sounds, includes hooter, fire alarm, ambulance, traffic, police, etc..
  • PA System: This siren speaker are built in public-address system. The tones can be heard clearly a mile away..
  • Material: ABS-plastic housing + iron holder. Constructed from premium quality materials to ensure maximum strength and durability for long lasting....
  • Easy To Install: connect the RED wire to a 12v source (inline fuse included). Run the BLACK wire to a ground (or negative battery post)..
  • Package includes: 1 x Speaker(with two 5.5ft wires ), 1 x horn, 1 x PA mic, 1 x Pack of installation kit..
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JK MIC-J 044 Wireless Microphone System 2.4G Wireless Lavalier Microphone Wireless Transmitter Wireless Receiver Wireless Lapel Microphone

  • 2.4G Wireless Lavalier Microphone System Provides Extra Convenience For Recoding.
  • Professional Vocal Pickup, Pristine Audio Quality, Omnidirectional Condenser Microphone.
  • Compatible with iPhone / iPad / Android Phones / Laptops / Desktops / Public Address Systems / Portable Voice Amplifiers / Soundcards / Cameras.
  • Designed for Broadcasters, TV Presenters, Lecturers, Musicians, Actors, Singers, and Any Other Applications Requiring Minimum Microphone Visibility....
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Hisonic HS122B-HL Rechargeable & Portable PA Public Address System with Built-in Dual UHF Wireless Microphones 1 Handheld + 1 Belt-Pack

  • Stand-alone portable PA (public address) system seamlessly combines a 6.5” full-range 40-watt speaker and a dual UHF wireless microphone system for....
  • Triumphs over outdated, inferior VHF systems with newly upgraded 900 MHz 16 channels selectable UHF wireless microphone system for a noise-free and....
  • 3-way powered: 120V AC wall outlet (power cord included), 12V DC (cigarette lighter cable included), or rechargeable lithium ion battery that lasts up....
  • Make yourself be heard without straining or even permanently damaging your vocal cords, a convenient and indispensable tool for classroom teachers,....
  • Lightweight and portable design, self-contained and effortless to operate, 1-year manufacturer’s warranty and free bi-lingual (English/Spanish)....
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Kiro&Seeu 2PCS CD74HC4067 16 Channel Analog Digital Multiplexer MUX Breakout Board CD74HC4067 Precise Module Compatible with Ar-duino DIY D74HC4067-16CH-2P

  • Use the CD74HC4067 16-channel analog signal switch.
  • Analog signal input: C0-C15 16 channels..
  • This is a breakout board for the very handy 16-Channel Analog/Digital Multiplexer/Demultiplexer CD74HC4067..
  • This chip is like a rotary switch - it internally routes the common pin (COM in the schematic, SIG on the board) to one of 16 channel pins (CHANxx). It works with both digital and analog signals (the voltage can't be higher than VCC), and the connections function in either direction..
  • To control it, connect 4 digital outputs to the chip’s address select pins (S0-S3), and send it the binary address of the channel you want. This allows you to connect up to 16 sensors to your system using only 5 pins!.
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RockMoon Rockmoon Car Siren Horn 5 Tone Sound Siren Police Mic PA Speaker Car System Emergency with Microphone Amplifier-100W Emergency Sound Electric Horn-12V,Black

  • HIGH QUALITY:The With Mic PA Speaker System Emergency Sound Amplifier-7 tones is made from premium material that is durable and long lasting..
  • PA SYSTEM: Car siren speaker are built in public-address system. You can talk to other people with this mic in your car.Suitable for Any 12V Vehicle: Car siren speaker can be installed in any vehicle with 12V DC Power. You can install it in Car, RV, Boat, Truck, Jeep ,etc..
  • EASY INSTALLTION:with mounting bracket and screws Red wire connects to 12V power supply positive Black wire connects to 12V power supply negative.
  • AUDIBLE:The Car Siren Horn With Mic PA Speaker System Emergency Sound Amplifier-7 tones designed to be very loud .And don’t make them face to face when you use..
  • About Service：Durable and Long Lasting Car Siren Horn，the customer service period is 1 year..
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Ximimark 5Pcs 16CH Analog Digital Multiplexer Breakout Board Module CD74HC4067 CMOS Precise Module For Arduino

  • This is a breakout board for the very handy 16-Channel Analog/Digital Multiplexer/Demultiplexer CD74HC4067. This chip is like a rotary switch - it internally routes the common pin (COM in the schematic, SIG on the board) to one of 16 channel pins (CHANxx)..
  • It works with both digital and analog signals (the voltage can’t be higher than VCC), and the connections function in either direction..
  • To control it, connect 4 digital outputs to the chip’s address select pins (S0-S3), and send it the binary address of the channel you want. This allows you to connect up to 16 sensors to your system using only 5 pins!.
  • Since the mux/demux also works with digital signals, you can use it to pipe TTL level serial data to or from multiple devices. For example, you could use it to connect the TX pins of 16 devices to one RX pin on your microcontroller. You can then select any one of those 16 devices to listen to. If you want two-way communications,you can add a second board to route your microcontroller's TX line to 16 device's RX lines. By using multiple boards, you can create similar arrangements for I2C,SPI,etc..
  • The internal switches are bidirectional, support voltages between ground and VCC, have low “on” resistance and low “off” leakage, and to prev....
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Shure SCM268 4-Channel Microphone Mixer, 6 Transformers, Phantom Power and IEC Power Cord Connector

  • One unbalanced aux level output (Phono connector).
  • Five unbalanced aux level inputs (Phono connectors).
  • 12V phantom power for condenser microphones.
  • Ideal for the following smaller applications: Meeting rooms, Houses of worship, Broadcast, Educational paging and public address, Sound system rental.
  • Juke Box Muting and "Paging with Ducking" Functions:. Juke Box Mute feature mutes background audio signal when a connected juke box is active. Paging with Ducking allows the SCM268 to be used as a paging mixer.
  • Unit fits into a half-rack space and includes all the necessary rack mounting hardware.
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Pyle Outdoor Portable Wireless Bluetooth PA Loud speaker Stereo Sound System with 10 inch Subwoofer Mid-Range Tweeter Rechargeable Battery Microphone Remote - PWMA1050BT

  • WIRELESS MUSIC STREAMING: This Wireless Portable Bluetooth PA Speaker System by Pyle is equipped with a built-in Bluetooth for Wireless Audio....
  • HIGH POWERED AUDIO: The 800 Watt 10 inches Subwoofer, 4 inches Mid Range, & 4 inches Tweeter provides Full Range Stereo Sound Reproduction Perfect for....
  • MICROPHONE & GUITAR INPUTS: The product is also equipped with 2 1/4 inches Microphone Inputs for the included Wireless Dynamic Microphone for instant....
  • RECHARGEABLE BATTERY: The built in Lead Acid, 12 Volt (7 Ampere) rechargeable battery provides convenience in mobility & it gives you Approximately 10....
  • RUGGED & PORTABLE: This Rugged & Compact Public Address PA Sound System is highly durable & it has a Telescoping Handle & Caster Wheels at the back....
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