ReviewsHigh Medium Frequency

Betron DC950 Earphones Wired in Ear Headphones Noise Isolating Earbuds with Tangle-Free Flat Cord Bass Driven Sound 3.5mm Angled Jack for Laptop Computer iPhone iPad MP3 Player Radio CD Player

  • Passive noise cancelling headphone earbuds will block out external sound so you can focus on your favourite tracks at much lower and safer volumes, The DC950 includes 3 sets of black earbud gels which are small, medium and large sizes for comfort.
  • Betron earphones feature Y shape cord, tangle-free flat wire, noise isolating small medium and large, ear tips 1.2 m long cable, 3.5mm angled head phone jack.
  • Wired earphones are compatible with laptops, tablets, computers, mp3 players, iPhone, iPad, Samsung Galaxy, Sony Xperia and other audio devices. DC950 earbuds are designed for music and do not have microphone (earphone adapter not included).
  • Built in high-performance head phones drivers for extended frequency range, lower distortion, high performance and noise isolating ear tips eliminate ambient noise. Provide perfect listening pleasure for music, video.
  • DC950 corded earphones deliver balanced sound for bass, mids, and highs. Enjoy crisp, rich, and balanced sounds across the entire audio spectrum, frequency Response 20 ~ 20 kHz.
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Betron DC950 Earphones Wired in Ear Headphones Noise Isolating Earbuds with Tangle-Free Flat Cord Bass Driven Sound 3.5mm Angled Jack for Laptop Computer iPhone iPad MP3 Player Radio CD Player

  • Passive noise cancelling headphone earbuds will block out external sound so you can focus on your favourite tracks at much lower and safer volumes, The DC950 includes 3 sets of black earbud gels which are small, medium and large sizes for comfort.
  • Betron earphones feature Y shape cord, tangle-free flat wire, noise isolating small medium and large, ear tips 1.2 m long cable, 3.5mm angled head phone jack.
  • Wired earphones are compatible with laptops, tablets, computers, mp3 players, iPhone, iPad, Samsung Galaxy, Sony Xperia and other audio devices. DC950 earbuds are designed for music and do not have microphone (earphone adapter not included).
  • Built in high-performance head phones drivers for extended frequency range, lower distortion, high performance and noise isolating ear tips eliminate ambient noise. Provide perfect listening pleasure for music, video.
  • DC950 corded earphones deliver balanced sound for bass, mids, and highs. Enjoy crisp, rich, and balanced sounds across the entire audio spectrum, frequency Response 20 ~ 20 kHz.
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HUGEWELD Tig Welder TIG-200,HF TIG/Stick/Arc 2 in 1 TIG Welders,200 Amp 220V TIG Welding Machine,IGBT Inverter Portable Digital Display for Beginner

  • ✅【2 in 1 HF START】TIG200 is high frequency(HF) ignition, stable arc,simple to operate. The conversion efficiency of the whole machine is increased by more than 30%..
  • ✅【IGBT INVERTER】Use the single tube IGBT (the inverter frequency can reach 25-50KHz) to convert 50/60Hz to dc and then to high frequency and lower voltage,portable only 12.54 lbs, 13x6.3x11.4" size !.
  • ✅【2T & 4T 】2T(Manual) / 4T(Semi-auto) switch is available, you can release your finger for long time welding job when on 4T. 2T is suitable for the re-tack welding, transient welding or thin plate welding. 4T is suitable for welding medium thickness plates..
  • ✅【SAFETY and ENERGY SAVING】Automatic Compensation with Voltage Fluctuation, Over-voltage protection, Under Voltage Protection, Over Current Protection, Over Load Protection,Fan dormancy..
  • ✅【EXCELLENT WELDING PERFORMANCE】 Tig welding thickness 0.5-5.0mm under 10-200A output.
  • application of tungsten electrodes diameter: 1.0/1.6/2.0/2.4/3.0mm. Suitable for welding different metals such as steel, stainless steel, carbon steel etc. (Can’t weld aluminum). ARC welding thickness 2.0-8.0mm under 20-150A current , application of electrodes diameter: 2.5/3.2mm..
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Linsoul KZ ZSX 5BA+1DD 6 Driver Hybrid in-Ear HiFi Earphones with Zinc Alloy Faceplate, 0.75mm 2 Pin Detachable Cable for Audiophile Musician (with mic, Black)

  • Newest 5BA+1DD Hybrid Earphones. After several successful series of hybrid driver earphones, here comes the terminator, KZ ZSX. It features high quality driver configurations which includes two DWEK BA drivers for medium and high frequency, one DD for low frequency and one 30095 driver for high frequency. With this setting, the sound is powerful and comprehensive, dynamic and bright in all respects. While maintaining the previous performance, the high frequency of this model is extended.
  • Exquisite Craft. The faceplate is made of zinc alloy while the cavity is made from imported resin. The two different material not only presents an elegant look and shimmer but also be practical and durable. The detachable gold-plated 2 pin cable offers fully upgradability and the limit slot protection design greatly avoids the pin from breaking and prolongs the service life of the interface.
  • Physical Electronic Compound Tuning. By having the reasonable cavity structure, finely balancing the vocal channels of each unit, the sound field reaches a deep performance. The details are rich. You can experience the full play of all the drivers, displaying a smooth, sensible, detailed music experience.
  • Improved Ergonomic Design. The cavity is made based on large data of coch....
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Linsoul KZ ZSX 5BA+1DD 6 Driver Hybrid in-Ear HiFi Earphones with Zinc Alloy Faceplate, 0.75mm 2 Pin Detachable Cable for Audiophile Musician (Without mic, Purple)

  • Newest 5BA+1DD Hybrid Earphones. After several successful series of hybrid driver earphones, here comes the terminator, KZ ZSX. It features high quality driver configurations which includes two DWEK BA drivers for medium and high frequency, one DD for low frequency and one 30095 driver for high frequency. With this setting, the sound is powerful and comprehensive, dynamic and bright in all respects. While maintaining the previous performance, the high frequency of this model is extended.
  • Exquisite Craft. The faceplate is made of zinc alloy while the cavity is made from imported resin. The two different material not only presents an elegant look and shimmer but also be practical and durable. The detachable gold-plated 2 pin cable offers fully upgradability and the limit slot protection design greatly avoids the pin from breaking and prolongs the service life of the interface.
  • Physical Electronic Compound Tuning. By having the reasonable cavity structure, finely balancing the vocal channels of each unit, the sound field reaches a deep performance. The details are rich. You can experience the full play of all the drivers, displaying a smooth, sensible, detailed music experience.
  • Improved Ergonomic Design. The cavity is made based on large data of coch....
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Linsoul KZ ZSX 5BA+1DD 6 Driver Hybrid in-Ear HiFi Earphones with Zinc Alloy Faceplate, 0.75mm 2 Pin Detachable Cable for Audiophile Musician (Without mic, Cyan)

  • Newest 5BA+1DD Hybrid Earphones. After several successful series of hybrid driver earphones, here comes the terminator, KZ ZSX. It features high quality driver configurations which includes two DWEK BA drivers for medium and high frequency, one DD for low frequency and one 30095 driver for high frequency. With this setting, the sound is powerful and comprehensive, dynamic and bright in all respects. While maintaining the previous performance, the high frequency of this model is extended.
  • Exquisite Craft. The faceplate is made of zinc alloy while the cavity is made from imported resin. The two different material not only presents an elegant look and shimmer but also be practical and durable. The detachable gold-plated 2 pin cable offers fully upgradability and the limit slot protection design greatly avoids the pin from breaking and prolongs the service life of the interface.
  • Physical Electronic Compound Tuning. By having the reasonable cavity structure, finely balancing the vocal channels of each unit, the sound field reaches a deep performance. The details are rich. You can experience the full play of all the drivers, displaying a smooth, sensible, detailed music experience.
  • Improved Ergonomic Design. The cavity is made based on large data of coch....
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CCA C10 InEar Headphones IEM Earbuds 4BA 1DD Hybrid Drivers 5 Drivers Hifi InEar Monitors High Resolution Earphones Black no mic

  • 4BA 1DD FIVE DRIVER SYSTEM IN EAR MONITORS: CCA C10 hifi earbuds are consist of one dynamic driver and four balanced armature drivers, two 30095 BA....
  • PROFESSIONAL ELECTRONIC CROSSOVER: This CCA C10 inear headphone use professional frequency division to realize the low, medium and high frequency....
  • COMPACT AND ERGOMOMIC DESIGN: Comfortable ergonomic design, provide you a noise cancelling music enjoyment.lightweight, low profile shape is designed....
  • DETACHABLE CABLE WITH WIREFORM FIT: 4core silver plated braided cable passes a variety of stringent quality tests, and can enhance the performance....
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Extech EMF450 Multi-Field EMF Meter

  • Multi Field measurements: Magnetic Field, Electric Field and Radio Frequency (RF) Strength.
  • Magnetic Field Triple Axis Sensor (X, Y, Z).
  • 2.4 inches (240 x 320 pixels) color TFT display.
  • Adjustable screen brightness (low, medium, high).
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ZelenDecor Anti Barking Device Ultrasonic Dog Barking Deterrent Black

  • 2-in-1 ultrasonic anti barking device provides a safe and effective solution for dog training and bark control..
  • 25KHZ fixed frequency and 30KHZ variable frequency, ensure that one of them can be used effectively..
  • 16.4ft effective control range, makes it suitable to be used indoor or outdoor..
  • Rechargeable anti barking device, charged in 2 hours and works about 60 days..
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K-180WLA Active Loop Broadband Receiving Antenna 100kHz-180MHz 20dBi SDR Radio Antenna Loop Small Loop Short Wave Antenna

  • 【Complete Protection Circuit】The K-180WLA Active Loop Broadband Receiving Antenna has a complete protection circuit for anti-reverse battery, over discharge, over charge, over current, and antenna terminal short circuit.With numerically-precision processed shells, PCB high-frequency design, feeder high-density dense copper pure copper 50-1.5 feeder, materials used Create an ultra-high cost-effective antenna for the entire network..
  • 【High Quality】All the screws of the K-180WLA Active Loop Broadband Receiving antenna are made of 304 steel, and the preamplifier box is fully waterproof, which can be used for long-term outdoor wind and rain.It provides a gain of about 20DB, even when working to 450MHZ gain, there is still about 8.9DB..
  • 【Convenience】The K-180WLA is an active loop broadband receiving antenna,built-in 3.7V 18650 flat head lithium battery. No external power supply required. The USB charging port is compatible with 5V charging plug and charging cables of Android phones. Using UHF low-noise preamplifier. The gain flatness is very good within the ultra-wide operating frequency of 0.1-180MHZ..
  • 【Widely Used】The receiving frequency of this K-180WLA Active Loop Broadband Receiving Antenna covers long wave, medium wave, short wave, FM br....
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Shure GLXD14R/85-Z2 Lavalier Wireless Microphone System With Wl185

  • Glx-d Advanced Digital Wireless features intelligent recharge ability: proprietary lithium-ion rechargeable batteries with accurate battery metering for up to 16 hours of use when fully charged.
  • Automatic frequency management: linked GLX-D Advanced wireless receiver communities easily identify and continuously move away from interference, finding the clearest channels for all systems.
  • Rack-Mountable for Multi-System Efficiency: Included mounting hardware and detachable antennas make it easy to install multiple GLXD4R rack mount receiver systems.
  • Exceptional digital audio clarity: The clearest sound from world-renowned Shure microphones with proprietary Shure digital wireless technology.
  • Rock-solid RF performance for multiple system installations: GLX-D frequency Managers provide improved RF performance, antenna distribution and seamless frequency management for up to 9 GLX-D Advanced Rack Mount systems in typical environments (11 under optimal conditions).
  • Ideal for installations at small to medium houses of worship, schools and music venues. Ideal applications: live vocals, guitar/ bass, presentation and instrument.
  • Full accessory suite for remote antenna management: frequency Managers, directional antennas, antenna Splitters and remote mounting accessori....
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