Reviews High frequency Technology

ADC Adscope Lite 619 Ultra Lightweight Clinician Stethoscope with Tunable AFD Technology Teal

  • INCREDIBLE ACOUSTICS: Extra-deep bell for unsurpassed low-frequency response, ultra-sensitive diaphragm for greater amplification and crisper high-frequency transmission. AFD technology further enhances acoustic response: use light pressure for low frequencies, firm pressure for high frequencies. Individually acoustic tested in the USA..
  • ULTRA LIGHTWEIGHT: Weighs just 3.7 oz (105 g) for the ultimate in wearing comfort. Overall length 30 inches..
  • COMPACT & COMFORTABLE: Clinician headset features silicone reinforcing yoke molded into flexible phthalate-free PVC tubing, aluminum alloy binaurals, and Adsoft Plus snap-on silicone eartips for the ultimate in wearing comfort and acoustic seal..
  • ACCESSORIES INCLUDED: 1 additional pair of Adsoft Plus eartips and a complimentary scope ID tag..
  • LIFETIME WARRANTY: Includes complimentary refurbishment and free parts forever..
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Victron Energy Interface MK3-USB VE.Bus to USB

  • ✔️ PROVEN EFFECTIVENESS IN INDEPENDENT UNIVERSITIES AND LABS. Mouse | Squirrels | Roach Repellent Ultrasonic with Ultra Intense Technology.....
  • ✔️ SINCE 1989, FIRST COMPANY WORLDWIDE to manufacture electronic repellents. The "ORIGINAL" one..
  • ✔️ ZERO CHEMICAL. ODORLESS. 100% ELECTRONIC. Without the use of chemicals and toxics. Just high-frequency sound waves which does not harm people....
  • ✔️ 2021 RENEWED: Is equipped with INSonuerit 3.0 technology, based on the emission of a specific frequency of ultrasound to combat Mice |....
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ADC - 619P Adscope Lite 619 Ultra Lightweight Clinician Stethoscope with Tunable AFD Technology, Pink

  • INCREDIBLE ACOUSTICS: Extra-deep bell for unsurpassed low-frequency response, ultra-sensitive diaphragm for greater amplification and crisper high-frequency transmission. AFD technology further enhances acoustic response: use light pressure for low frequencies, firm pressure for high frequencies. Individually acoustic tested in the USA..
  • ULTRA LIGHTWEIGHT: Weighs just 3.7 oz (105 g) for the ultimate in wearing comfort. Overall length 30 inches..
  • COMPACT & COMFORTABLE: Clinician headset features silicone reinforcing yoke molded into flexible phthalate-free PVC tubing, aluminum alloy binaurals, and Adsoft Plus snap-on silicone eartips for the ultimate in wearing comfort and acoustic seal..
  • ACCESSORIES INCLUDED: 1 additional pair of Adsoft Plus eartips and a complimentary scope ID tag..
  • LIFETIME WARRANTY: Includes complimentary refurbishment and free parts forever..
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Make 1 Million Dollars

  • SUPERIOR SOUND. High-current EI transformer makes sure that sound quality doesn't suffer. Large custom audio capacitors and a discrete output stage..
  • AMP TECHNOLOGY. Wide Range Amplification Technology delivers high-current power stability via large custom capacitors, while low-NFB amps capture depth and spatiality for a wide frequency spectrum with low distortion..
  • AUTHENTIC AUDIO. Direct Mode bypasses tone and PM Bass circuitries. In combination with a refined amp circuit design, signal-pathlengths have been significantly reduced in comparison to the A-9010 for even more accurate and faithful sound..
  • BASS BOOST. Phase Matching Bass Boost eliminates phase-shift between low- and mid-range frequency bands. Bass response is enhanced without compromising vocal clarity, which is especially useful when playing music at low volumes..
  • FEATURES. 50 W + 50 W (4 ohms, 20 hz–20 kHz, 0.9% THD, 2-ch Driven, FTC). Remote controller..
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ADC - 619TQ Adscope Lite 619 Ultra Lightweight Clinician Stethoscope with Tunable AFD Technology, Turquoise

  • INCREDIBLE ACOUSTICS: Extra-deep bell for unsurpassed low-frequency response, ultra-sensitive diaphragm for greater amplification and crisper high-frequency transmission. AFD technology further enhances acoustic response: use light pressure for low frequencies, firm pressure for high frequencies. Individually acoustic tested in the USA..
  • ULTRA LIGHTWEIGHT: Weighs just 3.7 oz (105 g) for the ultimate in wearing comfort. Overall length 30 inches..
  • COMPACT & COMFORTABLE: Clinician headset features silicone reinforcing yoke molded into flexible phthalate-free PVC tubing, aluminum alloy binaurals, and Adsoft Plus snap-on silicone eartips for the ultimate in wearing comfort and acoustic seal..
  • ACCESSORIES INCLUDED: 1 additional pair of Adsoft Plus eartips and a complimentary scope ID tag..
  • LIFETIME WARRANTY: Includes complimentary refurbishment and free parts forever..
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ADC - 619BK Adscope Lite 619 Ultra Lightweight Clinician Stethoscope with Tunable AFD Technology, Black

  • INCREDIBLE ACOUSTICS: Extra-deep bell for unsurpassed low-frequency response, ultra-sensitive diaphragm for greater amplification and crisper high-frequency transmission. AFD technology further enhances acoustic response: use light pressure for low frequencies, firm pressure for high frequencies. Individually acoustic tested in the USA..
  • ULTRA LIGHTWEIGHT: Weighs just 3.7 oz (105 g) for the ultimate in wearing comfort. Overall length 30 inches..
  • COMPACT & COMFORTABLE: Clinician headset features silicone reinforcing yoke molded into flexible phthalate-free PVC tubing, aluminum alloy binaurals, and Adsoft Plus snap-on silicone eartips for the ultimate in wearing comfort and acoustic seal..
  • ACCESSORIES INCLUDED: 1 additional pair of Adsoft Plus eartips and a complimentary scope ID tag..
  • LIFETIME WARRANTY: Includes complimentary refurbishment and free parts forever..
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ADC - 619ST Adscope Lite 619 Ultra Lightweight Clinician Stethoscope with Tunable AFD Technology Tactical

  • INCREDIBLE ACOUSTICS: Extra-deep bell for unsurpassed low-frequency response, ultra-sensitive diaphragm for greater amplification and crisper high-frequency transmission. AFD technology further enhances acoustic response: use light pressure for low frequencies, firm pressure for high frequencies. Individually acoustic tested in the USA..
  • ULTRA LIGHTWEIGHT: Weighs just 3.7 oz (105 g) for the ultimate in wearing comfort. Overall length 30 inches..
  • COMPACT & COMFORTABLE: Clinician headset features silicone reinforcing yoke molded into flexible phthalate-free PVC tubing, aluminum alloy binaurals, and Adsoft Plus snap-on silicone eartips for the ultimate in wearing comfort and acoustic seal..
  • ACCESSORIES INCLUDED: 1 additional pair of Adsoft Plus eartips and a complimentary scope ID tag..
  • LIFETIME WARRANTY: Includes complimentary refurbishment and free parts forever..
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HiFiGo LETSHUOER x GIZAUDIO Galileo Dual-Driver Hybrid in-Ear Monitor, 10mm Dynamic Driver + Balanced Armature Unit IEMs in-Ear Earphones (4.4mm Plug)

  • Precise & Reliable 3D Printed Acoustic Cavity Structure: The acoustic cavity structure of Galileo earphones is designed with high-precision 3D printing technology. The complex acoustic cavity is molded with resin materials simultaneously to achieve more accurate physical frequency division..
  • Synthetic resin panel from the starry sky: Galileo uses an ink-painted synthetic resin panel, with azure blue, dark brown, and silver-white complementing each other as if the Milky Way and stars are fixed in it. With the surface treatment of actinic resin, each earphone has a unique brilliance flow, which is as eye-catching as the twinkling stars..
  • 10mm liquid silicone & Al-Mg Alloy Dynamic Driver + Sonion 2389 balanced armature + electronic independent dual-frequency crossover: In order to meet the pursuit of excellent sound performance, Galileo houses a 10mm liquid silicone + Al-Mg alloy dynamic driver unit and a Danish Sonion 2389 balanced armature driver unit as the core configuration. The pair is designed with an independent electronic frequency division and cavity for each driver unit. The tube ensures a precise sound phase and extremely low distortion in the outpu....
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Andiker KZ ZSN-C Quad Driver Earphones DD+BA Hybrid Technology Electronic Crossover Wired Headset, Detachable Cable Heavy Bass Stereo in-Ear Earbuds with Storage Box (ZSN-C Mic, Black)

  • ... and more delicate. They exceed the traditional single Dynamic Drivers earphones. The frequency that Dynamic Driver can not produce that can be performed by the Balanced Armature Driver. Frequency Response Range is 20-40000Hz..
  • 【Professional Electronic Frequency Division Technology】: The sophisticated internal acoustic design and subtle circuit optimization, which assigned fine tasks for the two sound drivers. Balanced Armature is responsible for the high-pitched part, while Dynamic Driver performance the low-pitched part. The more driving force with 4 layers of the voice coil, the low frequency has more powerful shock, the width of the sound field gets more extension, and the overall hearing sense is more infectious..
  • 【Noise Reduction and Ergonomic Design】: Through the large data to study the shapes of the human's ear, and based on the ergonomic shape, just to create a superior and comfortable wearing experience for you. Independent patent silicone earbuds are better for human auricle, and the voice will directly transmit into the eardrum, so you will obtain a good experience. Our earhook earphone series, even in case of not playing music, if you wear ....
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