Reviews Low Frequency Design

Shure SE846 Wired Sound Isolating Earbuds, High Definition Sound + Natural Bass, Four Drivers, Secure in-Ear Fit, Detachable Cable, Durable Quality, Compatible with Apple & Android Devices - Blue

  • FOUR HI-DEF DRIVERS - Four high-definition drivers provide extended high-end clarity and unparalleled low-end performance for a state-of-the-art listening experience. Three-way system for dedicated low, mid, and high frequency distribution..
  • LOW-PASS FILTER - Groundbreaking low-pass filter provides the previously unattainable deep low-end performance of a true subwoofer - without sacrificing clarity or detail..
  • CUSTOMIZABLE FREQUENCY RESPONSE - Customizable frequency response puts you in control of your audio experience. Select balanced, warm or bright audio through removable nozzles for three unique sound signatures..
  • ERGONOMIC DESIGN - Ergonomic low-profile design with optimized nozzle angle ensures long-wearing comfort and fit. Over-the-ear design keeps cables out of the way..
  • SOUND ISOLATING TECHNOLOGY - Sound Isolating technology blocks up to 37 dB of noise to eliminate distractions. Enjoy the most immersive listening experience with a design that keeps earphones in and noise out during exercise or travel..
  • DETACHABLE CABLE - Detachable 3.5 mm communication cable allows for direct connection to laptops, in-flight entertainment systems and other mobile devices. Compatible with Apple & Android devices with a 3.5 mm connection..
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Phiaton MS 300 BA Black Balanced Armature Headphones with Mic – Sound-Isolating Earphones with Rich Audio Quality, Dual-Driver, Headphone Mic, and Inline Remote

  • HYBRID DRIVER: The warm depth of a dynamic driver combined with the detailed treble of a balanced armature driver provides your earphones rich, authentic sound. You’ll enjoy the best of your bass tones as well as crystal clear high frequency. Gold plated headphone jack will ensure long lasting use.
  • BALANCED AMARTURE DRIVERS: Experience high frequency tones like never before in an earphone. The balanced armature driver technology makes each vibrant note come alive, letting you hear all the textured nuances and precise details of your favorite classical, guitar, and string music..
  • DYNAMIC DRIVER LPF TECHNOLOGY: (Low Frequency Pass Filter) This specialized filtering process optimizes acoustics on your earphones by filtering out high frequency sound waves from the dynamic driver, letting the driver focus on low frequency precision and improved bass. This enables the hybrid driver to enhance sound quality along the entire frequency spectrum..
  • TANGLE-FREE OVAL SHAPED CABLE: The textured cable helps to minimize cable tangling while the special design also helps to reduce cable touch noise. "Oxygen Free Copper" cables provide 99.99% purity helping to ensure a clean connection and minimal audio distortion..
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FOCAL Alpha 80 Studio Monitor (Single)

  • General Size: Near-field System type: Active Configuration: 2-way Drivers Low-frequency driver: 8" Mid-frequency driver: Not applicable High-frequency driver: 1" Full-range driver: Not applicable Driver type: Polyglass Sound Frequency response: 35Hz - 22kHz Max peak SPL: 109 dB Amplifier class: AB Output power: 140W Onboard Features Input connectors: XLR, RCA Standby mode: Yes A.
  • The Focal Alpha 80 is a versatile studio monitor with quality components and design.
  • It serves beautifully in a variety of capacities, performing just as well with instrumental music as with electronic music.
  • This model comprises an 8" (21cm) woofer/ midrange speaker with a Polyglass cone loaded in a large laminar port associated witha 100W amplifier and a 1" (25mm) aluminum inverted dome tweeter (40W amplifier).
  • Alpha 80 has a frequency response of 35Hz to 22kHz (+/- 3dB).
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Pair Rockville APM5W 5.25' 2-Way 250W Powered USB Studio Monitor Speakers+Pads

  • Studio reference monitors for critical audio production listening in small spaces.
  • Super-near-field design puts the sweet spot right at your ears on a typical desk.
  • DESKTOP/SHELF switch adapts response for superior sound from any speaker placement.
  • Extended frequency response from 45 Hz - 20 kHz delivers surprising bass response *Advanced digital crossover and careful time alignment for precise stereo imaging.
  • 4 class D power amps and 50W RMS for punchy low end and impressive volume.Total output power (both speakers)- 70W (peak) - 50W RMS.Low frequency output power (single speaker)- 18W RMS. High frequency output power (single speaker)- 7W RMS.
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Rockville Quad UHF 4 Wireless Handheld Microphone System w/LCD Display (rwm4401uh)

  • Rockville rwm4401uh UHF wireless (4) handheld microphone system with LCD display.
  • High performance wireless hand held microphone system. Includes rwm4401uh transmitter with (4) hand Held, high sensitivity, unidirectional, wireless cardioid microphones. Professional rack mount design with LCD displays. Color coded microphones. Rack mountable rugged metal housing mic receiver. Comfortable ergonomic composite microphone construction. Low power consumption for longer battery life.
  • Featuring a dual filter design to limit feedback and interference. Individual microphone volume Control. Color coded microphones. Comfortable ergonomic composite microphone construction. Low power consumption for longer battery life. Ultra signal stability minimizes audio artifacts. Operating range: 300´ – 400´(indoor), 250´ – 350´(outdoor). channel: four channel. Frequency range: 467-490.
  • Frequency stability: 0.005%. Modulation Mode: UHF. Frequency response: 50hz-15khz(3 dB). dynamic range: 110dB. S/N: 90dB. T.H.D: < 0.1%(1Khz). audio output jack: XLR balance & 1/4" Unbalanced. Power voltage: ac110v-240v 50/60Hz. Operating temperature: 14°f-122°f. Mic battery Operating Time: up to 10 hours.
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Sennheiser HD1 In-Ear Headphones (iOS version) - Black Red (Discontinued by Manufacturer)

  • Apple iOS model using newly designed, tangle-free oval cable featuring 3-button in-line remote with integrated microphone.Connectivity Technology: Wired.
  • Custom machined, low resonance stainless steel housing deliver a detailed and accurate sound.
  • High-quality dynamic transducers produce high output level with low distortion and frequency response (microphone) is 100 – 10,000 Hz,frequency response (headphones) is 15Hz - 22000Hz,sound pressure level (SPL) is 118 dB (1kHz/1Vrms).
  • In ear canal design provides excellent attenuation of ambient noise. Multiple sized ear tips included insuring a personalized fit.
  • 2 year global warranty when purchased from an authorized Sennheiser dealer.
  • Frequency Response - 15Hz - 22000Hz , Impedance - 18 ohm.
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Dual Band Radio, Selectable Narrow Broadband VHF 136174 MHZ UHF 400520 MHz PTT ID Wireless Walkie Talkie Function Aviation 108136 MHz for Adults US Plug

  • Portable Design: The walkie talkie is small and light, gray body, simple and atmospheric, suitable for adults, can be used in various restaurants, shopping malls, security and other ..
  • Dual PTT: PTT 1 transmits the A segment frequency, and PTT 2 transmits the B segment frequency. Narrowband broadband selectable..
  • Multi Information Display: With a 1.4 inch screen, it can clearly display the channel number, frequency, channel frequency, channel name, etc..
  • Multifunctional: Battery voltage display, keypad lock and unlock, dual frequency, voice delay, FM radio, scan, PTT ID function..
  • Frequency Range: UHF 400‑520MHz, VHF 136‑174MHZ, aviation frequency band 108‑136MHz. 10W 5W high and low power settings..
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Amrex 2\x2\ Sponge Insert Replacements From Caputron (10 Inserts/Pack)

  • Design The Output Contact Adopts Relay, Which Can Withstand Large Output Current, And Can Set System Parameters According To The Button, So As To Meet The Application Of Different Occasions..
  • Characteristics Dc20D Is One Module Used For Diesel Engine Or Generator. The Status Of The Engine And Generator Can Be Checked Conveniently..
  • MultiFunctional It Is With The Functions Of Auto Start/Stop, Protection And Alarm Indication. Dc Power And Running Situation Is Indicated On The Front Panel..
  • Easy To Use Add Current, Speed Measurement Display Function, Add Rs485 Interface, Can Be Connected To The Computer..
  • Good Effects Over Frequency, Low Frequency, Over Voltage, Under Voltage, Low Oil Pressure, High Temperature, Low Water Level, Low Oil Level, Charge Failure, OverTime Stop, Emergency Stop Alarm System As Well As Low Battery Voltage Can Be Indicated In Time..
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PlatinumPower AC Power Cord Cable for M-Audio BX5, BX6, BX8 Carbon Black Studio Monitor

  • Professional class A/B bi-amplified design with 150 watts of distributed power for studio-grade cohesive, accurate sound and ultra-wide range 37-22kHz frequency response covers full musical spectrum.
  • Superior transparent sound quality: 8” low-frequency drivers with Kevlar cones for rich, defined lows and 1” high-frequency drivers with natural silk domes and computer optimised waveguides for smooth, clear highs.
  • Versatile, conveniently located XLR balanced and 1/4” balanced/unbalanced inputs for connecting mixers, amplifiers, instruments, DJ gear and more.
  • Acoustic Space Control customises the sound output to the listening environment for sonically-true, reassuringly-accurate sound reproduction.
  • Extended low-frequency response down to 37Hz courtesy of optimized rear ports that minimize air turbulence and acoustic distortion.
  • Position with precision courtesy of conveniently located pin-hole LEDs - they shine at their brightest when the speaker is positioned at the ideal monitor angle.
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