Best Active Vs Passive Voice

2-Way Waterproof Off Road Speakers - 5.25\ 1000W Active Passive Marine Grade Wakeboard Tower Speakers System w/ RGB Light, Full Range Outdoor Stereo Speaker for ATV/UTV Jeep Boat - Pyle PLUTV55BTR

  • AMPLIFY YOUR RIDE: Pyle’s 1000W dual marine grade off-road speaker system is what you need to listen to high-quality audio on your boat, ATV, UTV, quad, Jeep or other vehicles! Includes (2) 5.25 inch active & passive two-way off-road speaker system.
  • BLUETOOTH-COMPATIBLE: The pair of Pro Audio PowerSport speakers are compatible w/ bluetooth for wireless audio streaming & works w/ devices like iPhone, Android mobile phone or iPad. The BT module is built into the amplifier of the active speaker.
  • ACTIVE + PASSIVE SYSTEM: Wake board speaker kit features a 24oz magnet structure that powers (2) 1” neodymium dome tweeters, (2) 5.25” polypropylene cones w/ butyl rubber surround & 1” aluminum mid-woofer voice coil for full range sound reproduction.
  • WATERPROOF CONSTRUCTION: The speakers feature marine grade IP-X5 waterproof construction w/ weatherproof and water-resistant housing perfect for extreme water sports use. It has a sleek design and durable machine molded speaker cabinet housing.
  • UNIVERSAL MOUNTING: The speakers are protectively stored in a heavy-duty molded cabinet w/ butyl rubber surround. Designed to be mounted on a support bar, frame, roll-bar / roll-cage. Includes connection wires, wire butt connectors, and mounting pads.
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2-Way Waterproof Bluetooth Off-Road Speakers - 4 inch 900W Active Passive Marine Grade Wakeboard Tower Speakers System w/AUX, Full Range Outdoor Stereo Speaker for ATV/UTV Jeep Boat - Pyle PLUTV40BTA

  • AMPLIFY YOUR RIDE: Pyle’s 900W dual marine grade off-road speaker system is what you need to listen to high-quality audio on your boat, ATV, UTV, quad, Jeep or other vehicles! Includes (2) 4 inch active & passive two-way off-road speaker system.
  • BLUETOOTH-COMPATIBLE: The pair of Pro Audio PowerSport speakers are compatible w/ bluetooth for wireless audio streaming & works w/ devices like iPhone, Android mobile phone or iPad. The BT module is built into the amplifier of the active speaker.
  • ACTIVE + PASSIVE SYSTEM: Wake board speaker kit features AUX input & 30oz magnet structure that powers (2) 1” neodymium dome tweeters, (2) 4” polypropylene cones w/ butyl rubber surround, 1” KSV mid-woofer voice coil for full range sound reproduction.
  • WATERPROOF CONSTRUCTION: The speakers feature marine grade IP-X5 waterproof construction w/ weatherproof and water-resistant housing perfect for extreme water sports use. It has a sleek design and durable machine molded speaker cabinet housing.
  • UNIVERSAL MOUNTING: The speakers are protectively stored in a heavy-duty molded cabinet w/ butyl rubber surround. Designed to be mounted on a support bar, frame, roll-bar / roll-cage. Includes connection wires, wire butt connectors, and mounting pads.
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Marshall Mid ANC Active Noise Cancelling On-Ear Wireless Bluetooth Headphone, Black (04092138)

  • Mid ANC is an active noise canceling headphone. Bluetooth aptX gives you the freedom of a wireless headphone.
  • Time to full recharge is 3 hour. Music time ANC enabled with Bluetooth is 16 hours. Talk Time ANC enabled with Bluetooth is 15 hours. Standby time ANC enabled with Bluetooth is 45 hour.
  • Up to 20 hours of playtime when active noise canceling and Bluetooth are engaged or 30+ hours of wireless playtime without ANC..
  • Custom tuned drivers for superior audio, which delivers a robust sound that perfectly balances clarity with just the right amount of bass.
  • Wirelessly answer, reject or end a call with the control knob. Two built-in passive noise reduction microphones allow you to have conversations and record voice memos through your device..
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Carreteiro Rechargeable Active Shutter 3D Glasses for All Projector

  • NOTE: These are Passive Circular Polarized 3D Glasses. Not 3D Active Shutter Glasses. Not Compatible with 3D active Shutter TV models..
  • Circular polarized: Designed for 3D TVs, polarized to reduce glare and increase picture clarity. Passive 3D glasses bring you a comfortable and immersive experience..
  • Work perfectly with all RealD format Movie halls, passive polarized 3D TVs, polarized 3D computer monitors and polarized 3D projectors. Work in home or traditional 3-D theaters! Perfect for all Passive 3D Systems..
  • These scratch-resistant passive 3D glasses are light, durable and comfortable to wear.
  • unlike all those heavy, ill-fitting 3D glasses that won’t let you enjoy an entire movie..
  • Includes: 4 premium black pairs of 3D glasses, retail package and 4 glasses bags(random color). Any questions, please contact the seller in time, we will do our best to solve the problem for you!.
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Rockville RBG15S 1600w Active Powered PA Subwoofer w/DSP + Limiter Pro/DJ, 15 inch

  • Rockville RBG15S 15 inch 1600 Watt Active Powered PA Subwoofer.
  • 400 Watts RMS - 800 Watts Program - 1600 Watts Peak Power.
  • 15 inch Woofer with 70oz Magnet and 3 inch Voice Coil.
  • Adjustable Crossover Control: 45HZ-500HZ.
  • Maximum SPL on 1w - 1m: 120dB Peak - 115dB Continuous.
  • Digital Signal Processor with Boost for Extended Low Frequency Control.
  • Power-On and Signal Input LED Indicators.
  • Clip Limiter Circuitry with LED Indicator.
  • Balanced XLR thru-output jacks for parallel connections.
  • Passive heat sink with heat sensitive variable speed auto turn-on fan for cooling.
  • Durable black carpet with black metal corners.
  • 7-layer Birch 5.8 inch plywood baffle construction.
  • Aluminum former voice coils with copper winding.
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4 Pack Passive Circular Polarized RealD 3D Glasses for Cinema and Passive 3D TVs Projectors, Note: Does Not Work with Active 3D TVs Projectors

  • 4x Polarized Passive 3D Glasses for Passive Polarized 3D TVs Projectors RealD Cinema!.
  • Please confirm the 3D type of your device！.
  • The Device manual or nameplate Must be Passive or Polarized 3D！.
  • Not Active Shutter 3D Glasses, Not Compatible with 3D active Shutter TVs and Projectors！.
  • Includes: 4 Pairs of Polarized Passive 3D Glasses, 4 glasses bags.
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Steve Madden Women's Charlize Pump, Black Satin, 10

  • ... DSP Digital Signal Processor with Boost or Extended Low Frequency Control. Power-On and Signal Input LED Indicators. Signal Input LED Indicator. Clip Limiter Circuitry with LED Indicator. Balanced XLR + TRS input jacks. RCA Input. Balanced XLR thru/output jacks for parallel connections. Passive heat sink with heat sensitive variable speed auto turn-on fan for cooling. Subwoofer Crossover 80Hz/100hz/120HZ Low Pass. Subwoofer Level Adjustment. Subwoofer Phase Control. Built-in pole mount socket.
  • Built-in carrying handle. Heavy-duty locking wheel casters. Custom metal grill. Aluminum former voice coils with copper winding. Durable black carpet with black metal corners. 7-layer Birch 5/8 plywood baffle construction. Dimensions: 26.5" x 22" x 24.25". Weight: 84Lbs. RockvilIe ISO 12-18 Isolation Platform Acoustic Foam Pad for 12" / 15" / 18" Subwoofers. Extremely high-density foam supports up to 350 lbs. Increases sound quality by reducing vibrations and unwanted sounds.
  • Decreases room resonance from floors and walls. Improves how tight and deep bass sounds. Protects your subwoofer from scratches. Stops your subwo....
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Picun ANC-02Pro Active Noise Cancelling Headphones, Bluetooth Headphones with Transparent Mode, 4-Mic ENC Noise Cancelling, Over Ear Wireless Headphones with 60H Playtime for Travel/Work/Home

  • Hybrid Active Noise Cancellation: Advanced ANC technology effectively reduces aviation, crowded, and noisy environments. Active noise reduction combined with passive noise reduction, which can detect and eliminate a wider range of low and intermediate frequency noise. ANC-02Pro Active Noise Cancelling Headphones can help you create your own quiet space, immerse yourself in the world of music..
  • Crystal Clear Call: ENC technology can block ambient noise. ANC-02Pro Noise Cancelling Headphones built-in 4 microphones with ENC noise cancellation and possess AI intelligent voice algorithm, can filter out the surrounding noise and enhance voice pick-up, helping you make a flawless phone call even in a noise environment, and don't worry about being disturbed by outside noise..
  • Transparent Mode: Using unique ambient sound technology, allows you to hear surrounding live sound while you still enjoy music simultaneously. If you need to talk and hear, After turning on the ANC, you short press the ANC switch, the headphone will activate the transparent mode, making it easy to have conversations and hear the world without taking your headphones off..
  • 60H Playtime & Bluetooth Connection: ANC-02Pro Active Noise Cancelling headphones Built-in 800mAh rechargeable battery, ....
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20W Voice Playback Module, PEMENOL DC 6-35V Sound Board USB Downloadable Music Player 24-bit DAC Output MP3 WAV Support TF Card 32GB Max for Broadcast Device DIY

  • INTELLIGENT VOICE PLAYBACK: Voice playback moduel has 2 Single control , 2 Loop control , UART control, One_line control mode within 7 control modes.and Play up to 8 or 255 musics which can meet the needs of different scenarios..
  • MONO 20W CLASS D AMPLIFIER: MP3 player has a built-in amplifier, not only direct AUX passive audio output to such as earphone, but also active output which can connected to 4ohm 20W speaker directly..
  • 32G TF CARD SOCKET: Sound board can support up to 32G TF card which be able to store more than enough music files.Users can download and update voice files directly via USB, which is very fast and easy to use..
  • Adjustable Volume: The voice playback module has a built-in potentiometer, so you can adjust the volume at will according to your needs..
  • PROGRAMMABLE CONTROL: Users can not only control by simple buttons, but also connect to control devices such as MCU or PLC to complete music playback by command, integrated into their own embedded devices..
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