Reviews Low Audible Frequencies

Bose 2 Pack 251 Outdoor Environmental Speakers (Pair), White

  • Bose 2 Pack 251 Outdoor Environmental Speakers (White) Pair - Self-Adhesive Rubber Feet - 4 Knobs - Mounting Hardware - Bose Warranty.
  • Articulated Array speaker design includes precisely positioned drivers to provide a large, consistent sound field for outdoor listening.
  • Bose environmental testing simulates exposure to sunlight, rain, heat, ice, salt and water - proof of the extreme conditions these outdoor speakers can endure and still deliver reliable, long-lasting performance.
  • Multi-chambered enclosure is uniquely structured to minimize audible distortion from low frequencies. You can enjoy clear, natural sound from an outside speaker enclosure that easily mounts to walls in your deck, garden or pool area.
  • One woofer (5.25") in a proprietary multichambered enclosure produces deep, full low frequencies, with minimal audio distortion.
Check Stock

Bose 251 Outdoor Environmental Speakers (Pair), White with Music Amplifier

  • Bose 251 Outdoor Environmental Speakers (White) Pair - Music Amplifier (Black) - Self-Adhesive Rubber Feet - 4 Knobs - Mounting Hardware - Bose Warranty.
  • Articulated Array speaker design includes precisely positioned drivers to provide a large, consistent sound field for outdoor listening.
  • Bose environmental testing simulates exposure to sunlight, rain, heat, ice, salt and water - proof of the extreme conditions these outdoor speakers can endure and still deliver reliable, long-lasting performance.
  • Multi-chambered enclosure is uniquely structured to minimize audible distortion from low frequencies. You can enjoy clear, natural sound from an outside speaker enclosure that easily mounts to walls in your deck, garden or pool area.
  • One woofer (5.25") in a proprietary multichambered enclosure produces deep, full low frequencies, with minimal audio distortion.
Check Stock

Bose 251 Outdoor Environmental Speakers (Pair), Black with Music Amplifier

  • Bose 251 Outdoor Environmental Speakers (Black) Pair - Music Amplifier (Black) - Self-Adhesive Rubber Feet - 4 Knobs - Mounting Hardware - Bose Warranty.
  • Articulated Array speaker design includes precisely positioned drivers to provide a large, consistent sound field for outdoor listening.
  • Bose environmental testing simulates exposure to sunlight, rain, heat, ice, salt and water - proof of the extreme conditions these outdoor speakers can endure and still deliver reliable, long-lasting performance.
  • Multi-chambered enclosure is uniquely structured to minimize audible distortion from low frequencies. You can enjoy clear, natural sound from an outside speaker enclosure that easily mounts to walls in your deck, garden or pool area.
  • One woofer (5.25") in a proprietary multichambered enclosure produces deep, full low frequencies, with minimal audio distortion.
Check Stock

ADC Adscope 603 Black Premium Stainless Steel Clinician Stethoscope and Adtemp 427 Temple Touch Digital Fever Thermometer

  • INCREDIBLE ACOUSTICS: Proprietarty adjustable frequency design (AFD) technology enhances acoustic performance.
  • use light pressure for low frequencies, firm pressure for high frequencies. Individually acoustic tested in the USA.
  • RUGGED: Combination chestpiece is precision CNC machined to exacting tolerances from surgical stainless steel. Non chill bell and diaphragm provide wide-frequency response and patient comfort.
  • COMPACT & COMFORTABLE: Clinician headset features silicone reinforcing yoke molded into flexible phthalate-free PVC tubing, stainless steel binaurals, and Adsoft Plus snap-on silicone eartips for the ultimate in wearing comfort and acoustic seal. Overall length 30 inches, weight 5.8 oz.
  • ACCESSORIES INCLUDED: 2 additional pairs of Adsoft Plus eartips, accessory storage pouch, and a complimentary scope ID tag.
  • Non-invasive temperature measurement delivers clinically accurate readings in about 6 seconds, ideal for home, hospital, clinic, or physician office.
  • Patented conductive technology, meets accuracy requirements for intermittent thermometers under ASTM E1112.
  • Reduces risk of cross contamination and avoids the need for costly probe covers.
  • Audible tone when measurement is complete, auto-off function conserves battery life.
Check Stock

Neatmaster Ultrasonic Pest Repeller Electronic Plug in Indoor Pest Repellent, Pest Control for Home, Office, Warehouse, Hotel

  • Fine tuned the range of ultrasonic frequencies.
  • Three function modes, green, blue and red, green and blue is inaudible, red is audible.
  • It can cover an area of 80 to 120 square meters.
  • Put one in one room as ultrasonic wave can not penetrate through walls and solid objects.
  • Working with low frequency ultrasonic wave.
Check Stock

Subliminal Insomnia Cure

  • CD with Nature Sounds include one track Ocean Waves and Subliminal between 50-60 minutes and one track silent subliminal 10-12 minutes..
  • No audible speech, this is not a Hypnosis CD - it is a Subliminal CD, so the spoken words are hidden by frequency (under the ocean sound)..
  • Final, silent track can be used anywhere. There are no audible sounds to be heard by your conscious mind..
  • Digitally mastered using brain wave generator, new technology for filtering frequencies of each channel..
Check Stock

Powerful Subliminal Insomnia Remedy

  • CD with Nature Sounds include one track Ocean Waves and Subliminal between 50-60 minutes and one track silent subliminal 10-12 minutes..
  • No audible speech, this is not a Hypnosis CD - it is a Subliminal CD, so the spoken words are hidden by frequency (under the ocean sound)..
  • Final, silent track can be used anywhere. There are no audible sounds to be heard by your conscious mind..
  • Digitally mastered using brain wave generator, new technology for filtering frequencies of each channel..
Check Stock

End Negative Emotions - Release Emotional Baggage Subliminal CD

  • CD with Nature Sounds include one track Ocean Waves and Subliminal between 50-60 minutes and one track silent subliminal 10-12 minutes..
  • No audible speech, this is not a Hypnosis CD - it is a Subliminal CD, so the spoken words are hidden by frequency (under the ocean sound)..
  • Final, silent track can be used anywhere. There are no audible sounds to be heard by your conscious mind.
  • Digitally mastered using brain wave generator, new technology for filtering frequencies of each channel.
Check Stock

Subliminal World Fusion Music Sleep Deeply-Stop Insomnia Now

  • CD with Nature Sounds include one track Ocean Waves and Subliminal between 50-60 minutes and one track silent subliminal 10-12 minutes..
  • No audible speech, this is not a Hypnosis CD - it is a Subliminal CD, so the spoken words are hidden by frequency (under the ocean sound)..
  • Final, silent track can be used anywhere. There are no audible sounds to be heard by your conscious mind..
  • Digitally mastered using brain wave generator, new technology for filtering frequencies of each channel..
Check Stock

OSD 12 Powered Subwoofer 300W Front Firing Home Theater Ready Black Matte

  • POWER: The Acoustic12 is capable of a 300 Watt power output and fills in the low notes missing from your movies and music and gives you that....
  • SOUND QUALITY: With the 12-inch subwoofer, this speaker has high sound pressure levels and produces sounds in the lower frequency range. This is a....
  • BASS: The 300 Watt power output in the Acoustic12 provides heavy bass and can reproduce the lowest of audible frequencies immersing you in your....
  • INSTALLATION: Installing the Acoustic12 is easy! Either use the subwoofer out (RCA connectors) or the pre-out output (speaker wire) from your....
  • DESIGN: One of the advantages of the front firing speaker and port design is, it allows you to build it into a custom media center cabinet. Along with....
Check Stock

Concentration - Calm Nature Sounds for Hypnosis & Deep Sleep Hypnotic Therapy with Subliminal Messages Cure Insomnia & Quit Smoking

  • CD with Nature Sounds include one track Ocean Waves and Subliminal between 50-60 minutes and one track silent subliminal 10-12 minutes..
  • No audible speech, this is not a Hypnosis CD - it is a Subliminal CD, so the spoken words are hidden by frequency (under the ocean sound)..
  • Final, silent track can be used anywhere. There are no audible sounds to be heard by your conscious mind..
  • Digitally mastered using brain wave generator, new technology for filtering frequencies of each channel..
Check Stock

Awareness - Calm Nature Sounds for Hypnosis & Deep Sleep Hypnotic Therapy with Subliminal Messages Cure Insomnia & Quit Smoking

  • CD with Nature Sounds include one track Ocean Waves and Subliminal between 50-60 minutes and one track silent subliminal 10-12 minutes..
  • No audible speech, this is not a Hypnosis CD - it is a Subliminal CD, so the spoken words are hidden by frequency (under the ocean sound)..
  • Final, silent track can be used anywhere. There are no audible sounds to be heard by your conscious mind..
  • Digitally mastered using brain wave generator, new technology for filtering frequencies of each channel..
Check Stock

Hifonics A3000.1D ALPHA Compact 3000 Watt 1 Ohm Stable Monoblack Car Audio Amplifier

  • Low Noise Preamplifier Circuitry - Maximum low voltage signal from the source unit comes into the amplifier through a low voltage circuit which delivers minimal distortion through the amplification process..
  • RCA Inputs - XXX style RCA connectors for audiophile signal quality and maximum signal throughput with minimum distortion and maximum external noise rejection..
  • Crossover Type - Accu-Cross crossovers allow for complete control of the signal directing to all speakers. See specifications section for specific frequencies.
  • Electronic Equalizer - Control of amplifier output with on board electronic crossover to tailor specific frequencies to speakers and subwoofers. Check specifications for specific frequencies for this amplifier..
  • Bass Remote Included - Wired Bass Remote allows adjustments to bass frequencies from the control which can be mounted anywhere in the vehicle. Smooth potentiometer and ringed illumination in a satin black mount create a custom look..
Check Stock