Reviews High Medium Frequency

(2) JBL JRX225 Dual 15\ Professional 4000w Passive DJ/PA Speakers 4 Ohm JRX 225

  • Features: JBI JRX225 Dual 15" 2000 Watt Passive DJ/PA Speaker. Dual JBI low frequency drivers with a 64 mm (2.5 in) diameter edgewound ribbon voice coil for greater efficiency and power handling. JBI 2414H-C 25 mm (1 in) polymer diaphragm compression driver.
  • Advanced network topology crossover design. High-voltage capacitors and inductors with massive cores and heavy gauge wire. Progressive Transition high frequency waveguide. 19 mm (.75 in) MDF (Medium Density Fiberboard) enclosure.
  • SonicGuard protects the high frequency driver from excess power without interrupting the performance. Non-resonant, all-steel handles. 18-gauge hexagon perforated, steel grille Dual-angle pole-mount socket allows the speaker to tilt 10. Details: Power Rating : 500 W / 2000 W.
  • Frequency Range (-10 dB) : 42 Hz - 18 kHz. Frequency Response (3 dB) : 62 Hz - 13 kHz. Sensitivity (1w/1m) : 100 dB SPL. Nominal Impedance : 4 ohms. Recommended Amplifier Power : 500 W to 1000 W into 4 ohms. Maximum SPL : 133 dB. Nominal Dispersion : 90 x 50. Crossover Frequency : 2.2 kHz.
  • Dimensions (H x W x D) : 1092 mm x 464 mm x 432 mm (43 in x 18.3 in x 17 in). Weight : 42.6 kg (94 lb). High Frequency Driver : JBI 2414H-C , 1" exit compression driver mounted on Progressive Transition Waveguide. Low....
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(2) JBL Pro JRX212 12\ 2000w Professional Passive PA/DJ Speakers 8 Ohm JRX 212

  • Features: JBI Pro JRX212 12" 1000 Watt 8 Ohm Passive PA/DJ Speaker. JBI 12 in low frequency driver with a 64 mm (2.5 in) diameter edge wound ribbon voice coil. JBI 2414H-C 25 mm (1 in) polymer diaphragm compression driver. Advanced network topology crossover design.
  • High-voltage capacitors and inductors with massive cores and heavy gauge wire. Progressive Transition high frequency waveguide. 19 mm (.75 in) MDF (Medium Density Fiberboard) enclosure. SonicGuard protects the high frequency driver from excess power without interrupting the performance..
  • Non-resonant, all-steel handles. 18-gauge hexagon perforated, steel grille Dual-angle pole-mount socket allows the speaker to tilt 10. Specifications: Power Rating : 250 W / 1000 W. Frequency Range (-10 dB) : 60 Hz - 20 kHz. Frequency Response (3 dB) : 80 Hz - 18 kHz.
  • Sensitivity (@1m) : 98 dB SPL (1w/1m). Nominal Impedance : 8 ohms. Recommended Amplifier Power : 250 W to 500 W into 8 ohms. Maximum SPL : 128 dB. Nominal Dispersion : 90 x 50. Crossover Frequency : 2.1 kHz. Dimensions (H x W x D) : 584 mm x 399 mm x 325 mm (23 in x 15.7 in x 12.8 in).
  • Weight : 19.5 kg (43 lb). High Frequency Driver : JBI 2414H-C 1" exit compression driver mounted on Progressive Transition Waveguide. Low Frequency Driver : JBI M....
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Headphone Audio Cable, Double Needle 8 Core Balanced OCC Silver Plated Audio Cable for Sennheiser HD600 HD580 HD650 HD660s Silver-Plated Headphone Cable(2.5MM)

  • 【 8 OCC Silver Plated Wire】Made of 8 OCC silver plated wire, soft, high frequency smooth and good extension..
  • 【Delicate and Natural Voice】The medium frequency is clear, the low frequency control is in place, and improve the overall transparent and clear sound of high frequency, provide delicate and natural voice..
  • 【High Quality Material】Adopt high quality material, soft but not easy to broken, longer service life..
  • 【Sophisticated Technology】Sophisticated technology, can seamlessly transmits stereo audio, provide better listening experience..
  • 【Fit for 】Fit for HD600/ HD580/ HD650/ HD660s headphone, meet your different needs..
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Chiropractic Adjusting Tool, 900N Rechargeable Electric Spine Massager Instrument Professional Massage Gun with 5 Head for Adjust Vertebration Body Massages

  • ...ts of the spine and extremities. Improve joint pain, Adjust vertebration, Delay bone age. Lightweight, safe, durable, portable, superb craftsmanship, suitable for everyone.
  • 【Multi Levels Force Can Be Adjusted】Upgraded smart chip, 5 frequencies, 18 gears adjustable (low frequency, medium frequency, high frequency, over frequency, frequency conversion 50N-900N, each gear increase of 50N). Time saving, energy saving, which is a good replacement to the human forces.
  • 【Easy to Use】Lightweight, safe, durable, portable and sturdy, home massage for everyone. 15 minutes a day can reduce the pressure on the neck, good effect. Can change the head, multi‑purpose, can meet the needs of different people. Equipped with 5 heads to meet different needs. Significant and good effect.
  • 【High Quality Workmanship】Chiropractic adjusting tool humanrize handle design to reduce impact to the hand and arm when performing adjustments. Designed for greater reliabilty and increased durability providing durable use. Display screen, power display. Language switches (Chinese and English).
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Amidon FT-114-43, Nickel Zinc Ferrite Toroidal Core, Type 43

  • Wldely used for medium frequency inductors and wideband transformers up to 50 MHz. Very good frequency attenuation frorn 30 MHz to 400 MHz.
  • Suited for low power, high inductance resonant clrcuits and wideband applications..
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DDARKHORSE TX12 Karaoke Pre-Effects KTV Professional Digital Audio Echo Effect Processor DSP Audio Processor with Bluetooth USB (TX12-110V)

  • Professional pre-amplifier adopts dual-mode reverb processing, which makes the vocal effect more abundant, natural and transparent. It is a high-fidelity smooth natural sweet style stereo dual reverb and multi-purpose karaoke effect. The output has front (rear) left and right channels, center channel, and subwoof frequency channel. And it is very simple and convenient to use like karaoke amplifier..
  • High-grade aluminum alloy panel is transported, 1U ultra-thin design, using karaoke adjustment to make debugging more convenient and easy.
  • This machine has Bluetooth audio input, optical fiber input, USB input.
  • LED display screen, four sets of output with spectrum jump..
  • The microphone is equipped with 6-band parameter equalization adjustment, the adjustment range is wider, the sound is more delicate and soft, and the original tone is not damaged, the single-band sound quality effect is improved, and the howling frequency is effectively processed..
  • Subwoof channel output design with crossover point and adjustable output gain.
  • Subwoof channel has a perfect anti-low-frequency self-excitation circuit, when entering the MIC, the low-frequency signal output port is automatically attenuated by half to prevent low-frequency howling and damage to the device.
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Lowrance 000-14886-001 9-Pin Shoot-Thru Hull M/H Chirp Transducer - No Temp , Black

  • compatible lowrance devices: hds live, hds carbon, elite-ti2, elite ti and hook2 12/7/5 models.
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Tertullus 1 Pair A10 RCA Cable Audiophile RCA Audio Interconnect Cable RCA to RCA Male Stereo HiFi Audio Cable 8N OFC Copper Silver Plated for Home Theater, Subwoofer,HDTV, Amplifiers 1.5m/4.92ft

  • ①　Strong And Rugged Cable,the Outer Diameter Of Cable Up To 8.54mm. Dark Blue Pure Cotton Braiding Net Design For Outer Sheath,anti-abrasion PVC Sheath Inside. High End Design..
  • ②　Sound Characteristics: The Sound Is Strong And Strong,the Background Is Quiet,the Low Frequency Is Thick And Steady,the Medium Frequency Is Sweet And Transparent.
  • The High Frequency Layer Is Distinct And The Resolution Is Good,the Full Frequency Transmission Performance Is Excellent,and The Sound Quality Is Excellent..
  • ③　The Wire Is Made Of Ofc Oxygen-free Silver Plated Conductor,the High Purity Ofc Conductor With High Density Shielding Using Containing 3% Silver Plated Solder Soldering Process.used Genuine 99.999999% High Purity Oxygen-free Copper Audio Signal Wire Can Maximum Signal Transfer,reduce Distortion And Signal Loss,to Keep Your Musical Device Performance..
  • ④　Gold-plated Rca Connectors Protection Which Has Good Anti-interference,effective Anti-oxidation And Stable Connection,reducing Information Attenuation And Ensuring Good Sound Quality Transmission..
  • ⑤　Suitable For An Amplifier, Subwoofer, Cd, Dvd, Etc..
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Dayton Audio 4.5k-HPF-8 High Pass Speaker Crossover 4,500 Hz 12 dB/Octave

  • Frequency Divider -- This is a tweeter+mediant+bass three-way KTV, stage professional speaker crossover and DIY upgrade tool which is to improve audio quality.This is a professional frequency divider, which is widely installed in the speaker..
  • Function -- The function of the frequency divider is to separate the mixed analog audio signals into high-pitched, mid-range and low-pitched parts, and then respectively send them to the corresponding high, medium and low woofer units for playing, thereby achieving the purpose of improving the sound quality..
  • Perfect Hifi Sound -- Ensuring large load capacity, long-term durability and very good sound quality.Make the treble clear, enrich the alto effect, and increase the intensity of the bass, freely enjoy clear and natural music.Small switch can adjust the treble (normally 3db can be added)..
  • Super Durability -- Wire wound ceramic resistor and high-quality metal film capacitors, ensure its large load power, long-term durability, never burnout.High-quality capacitors low loss and high quality, no longer have the problem of electrolytic capacitors..
  • High-quality Materials -- High temperature resistant wire, wire wound ceramic resistor and imported metal film.Over-current protection design, simple and beautiful lines....
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ASHATA Turntable Replacement Needle,Stylus Vinyl Record Player, Vinyl Record Magnetic Stereo Double Record Player Stylus Needle Phonograph Stylus,Precision Magnetic Head,Pure Sound

  • 【Phonograph Stylus Needle】Wonderful accessory for phonograph, vinyl record player.Mobile magnetic pickup is high performance, and reinforcement is not required..
  • 【Pure Sound】The magnetic head is more precise and the sound is purer. The magnetic head can better control the color of the tone, make the medium frequency warm and wide, the low frequency is complete and flexible, and the high frequency is bright and dry..
  • 【For a Variety of Music 】Playing rock, popular music, jazz and other types of music can make the sound more delicate..
  • 【Durable to Use】The lifetime of the magnetic head is generally 4 times longer than that of common piezo cartridges, better durability..
  • 【Tip】Any questions,Please feel free contact us,we will provide you with high quality after-sales service.If you are not satisfied with Turntable Replacement Needle we accept return and refund.
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Beyma Pro65nd 6.5 Inch Competition Series 400 Watt 4 Ohm Mid-bass/midrange Speakers

  • Beyma pro 65ND is a high power lightweight 6.5" car midrange speaker from the beyma competition series. High power handling (100 W RMS). Features a....
  • Designed for medium frequencies reproduction. Handles 200 watts aes & 400 watts program power. Delivers clear, crisp & detailed midrange of high....
  • Nominal impedance: 4 ohms. Power handling / maximum: 100 W RMS / 200 W. Sensitivity: 100 dB 1w @ 1m. Frequency range: 150 - 8000 Hz. Voice coil....
  • Bl factor: 8.2 N / A. Moving mass: 0.007 Kg. Resonant frequency, fs: 215 Hz. D.C. voice coil resistance, Re: 3.5 ohms. Mechanical quality factor, Qms:....
  • Total quality factor, Qts: 0.48. Equivalent air volume to Cms, Vas: 2.1 l. Efficiency, Oo (%): 4. Effective surface area, Sd: 140 cm2. Voice coil....
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(2) JBL Pro JRX215 15″ 2000w PA/DJ Speakers+Powered 12-Channel Mixer+Stands

  • ...rofessional Passive PA/DJ Speakers 8 Ohm JRX 215, (1) Rockville RPM109 12 Channel 4800w Powered Mixer, 7 Band EQ, Effects, USB, 48V, (1) Pair of Rockville Tripod Speaker/Lighting Stands+(2) 20 Foot 1/4″-SpeakOn Cables.
  • Features of JRX215:, JRX215 15″ Two-Way Sound Reinforcement Loudspeaker System, JBL 15 in low frequency driver with a 64 mm (2.5 in) diameter edge wound ribbon voice coil, JBL 2414H-C 25 mm (1 in) polymer diaphragm compression driver, Advanced network topology crossover design, High-voltage capacitors and inductors with massive cores and heavy gauge wire, Progressive Transition high frequency waveguide, 19 mm (.75 in) MDF (Medium Density Fiberboard) enclosure.
  • Details:, Power Rating : 250 W / 1000W, Frequency Range (-10 dB) : 41 Hz – 18 kHz, Frequency Response (±3 dB) : 59 Hz – 13 kHz, Sensitivity (1w/1m) : 99 dB SPL, Nominal Impedance : 8 ohms, Recommended Amplifier Power : 250 W to 500 W into 8 ohms, Maximum SPL: 129 dB, Nominal Dispersion : 90º x 50º, Crossover Frequency : 2.2 kHz, Dimensions (H x W x D) : 699 mm x 460 mm x 432 mm (27.5 in x 18.1 in x 17 in), Weight : 27.4 kg (60.5 lb).
  • Rockville RPM109 12 Channel 4800w Powered Mixer, 7 Band EQ, Effects, USB, 48V , RMS Power Output:, …..600w x 2 @ 4 Ohm, …..450w x 2 @ ....
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Red Light Therapy Face Radio Frequency Skin Tightening Neck Facial Massager White

  • ...e level according to your skin’s.High for combination skin -Medium for oily skin -Low for sensitive skin. Pore reduction, hydration for face.Helps eye creams, creams, oils, liquids and lotions to be absorbed more effectively..
  • FUNCTION: 635nm red led lights face massager for wrinkles,beads of 16 with 3 metal radio frequency head deep into the skin 4mm repair the skin.Facial tools for skin care, internal skin treatment the light that penetrates the skin in different areas.The skin surface might feel warm..
  • SENSING DESIGN:Intelligent Temperature Control Design,Temperature 10-35 degrees light on when you tough the skin , high frequency facial wand do not harm the skin. When the temperature exceeds 43 degrees instruments will automatically power off, wait for the temperature to reduce before using again. Best Gift for Valentine’s Day, Mother’s Day, Anniversary, Christmas..
  • SAFE & COMFORTABLE:High frequency facial machine do not stay in one area for a long time during use, keep each probe to the skin to achieve the therapeutic effect. Beauty skin care tools charging is very convenient,please note that red light is on during charging, blue light means fully charged..
  • TREATMENT SUGGESTED:Electric Neck massager use for approximately 6 minutes per day for o....
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