Reviews Variable Frequency Driver

KZ ZSE Dual Dynamic Driver Earphones Extra Bassy in-Ear Earbuds Headphones (Without Mic)

  • Professional Acoustic Design. Pick up one of high-pitched pronunciation driver+1 low frequency driver open-train double dynamic structure.Professional Acoustic Design. Pick up one of high-pitched pronunciation driver+1 low frequency driver open-train double dynamic structure..
  • Amazing Sound Quality. 99% of the current headsets can not meet the standard of 20-45 KHZ frequency width. It’s totally beyond your imagination. Independent bass frequency dynamic driver enhances general music administrative levels and lets every beat feel a strong bass..
  • Ergonomic and chic design. Transparent cavity is made of PC resin materials. Internal components can be clearly seen..
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Earthquake Sound Supernova Luminous LU-15 15-Inch Powered Subwoofer with Slaps V2 Passive Radiator, Piano Black

  • MAGMA-X Active Driver: 15-inch high excursion active driver with massive moving structure and double spider to produce deep, dynamic, and hard-hitting bass.
  • SLAPS V2 Passive Radiator: The gold standard in passive radiator design, SLAPS helps the subwoofer effortlessly produce more bass at sub-harmonic levels while reducing the load on the amplifier - Reach dominating LFE without port noise..
  • LM1000 Amplifier: Built-in high efficiency class "D" amplifier, 600 WRMS and 1200 PEAK, 17-120Hz frequency response, 24dB/Oct variable low pass filter from 50-150Hz, 0-180 degree phase shift switch, gain control knob, 12V trigger sensing, power switch and LED indicator.
  • Inputs and Outputs: RCA low level input and output, balanced XLR input, and built-in input selector switch.
  • In the Box: Piano Black 15-inch Supernova Luminous powered subwoofer, detachable grilles, power cable, IR remote, remote eye, and product manual.
  • Included components: LU-15 PIANO Subwoofer, Grilles (2), Remote, Remote Eye, Product Manual, Warranty Card.
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Earthquake Sound MiniMe DSP P-10 10-inch Powered Subwoofer with DSP Control and SLAPS Passive Radiator Technology

  • Powered subwoofer with built-in 600-Watts class "D" amplifier with automatic signal-sensing, turn-on and stand-by mode.
  • DSP (digital signal processor) control through mobile devices via the iWoofer app.
  • Passive tuned designed for unbelievable accuracy with 10" mass tuned SLAPS patented passive radiator system.
  • Features operation status LEDs, RCA inputs, sub operation switch for different ranges, and selective variable crossover.
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Earthquake Sound MiniMe DSP P-12 12-inch Powered Subwoofer with DSP Control and SLAPS Passive Radiator Technology

  • Powered subwoofer with built-in 600-Watts class "D" amplifier with automatic signal-sensing, turn-on and stand-by mode.
  • DSP (digital signal processor) control through mobile devices via the iWoofer app.
  • Passive tuned designed for unbelievable accuracy with 12" mass tuned SLAPS patented passive radiator system.
  • Features operation status LEDs, RCA inputs, sub operation switch for different ranges, and selective variable crossover.
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Q Acoustics Q Concept 30 Pair of Passive Bookshelf Speakers (Gloss Silver)

  • Gelcore cabinet construction reduces higher frequency cabinet noise. P2P (Point to Point) internal bracing stiffens the cabinet to minimise lower frequency vibrations..
  • Ground-up mid/bass and tweeter driver design for increased power handling. High-frequency driver is fully hermetically sealed and mechanically isolated (floating) from the front baffle to protect from internal resonances from the mid/bass driver..
  • Isolation suspension base eradicates unwanted external and internal vibrations. Crossover design is mounted on the isolation base, to minimise any microphonic pick up and away from electro-magnetic fields radiated by the drive units..
  • High-frequency driver is fully hermetically sealed and mechanically isolated (floating) from the front baffle to protect from internal resonances from the mid/bass driver..
  • Dimensions (per loudspeaker / HxWxD) 284 x 180 x 319 mm (11.2 x 7.1 x 12.6 in) - Weight (per loudspeaker) 7.9 kg (17.4 lbs).
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Makita XT505 18V LXT® Lithium-Ion Cordless 5-Pc. Combo Kit (3.0Ah)

  • Variable 2-speed 1/2" Hammer Driver-Drill (0-600 & 0-1,900 RPM) with Makita-built 4-pole motor delivers 480 in.lbs. of Max Torque.
  • Variable speed Impact Driver (0-2,900 RPM & 0-3,500 IPM) provides 1,460 in.lbs. of Max Torque.
  • Variable speed Recipro Saw delivers 0-2,800 strokes per minute with a 1-1/4" stroke.
  • Makita XT505 18V LXT Lithium-Ion Cordless 5-Pc. Combo Kit (3.0Ah).
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KZ AS10 Earbuds Pure 5 Balanced Armature 5BA Earphone, Musician in Ear Monitor Headphone High Fidelity HiFi Headset (No Microphone, Green)

  • 5 Balanced Armature Driver KZ AS10 Earphone Equipped with 5 balanced armature driver on this KZ in ear monitors, 5 balanced armature response from Low to High frequency for music, add more definition and show more details in music, and provide you a balanced sound feature..
  • 5 Armature Driver Specification AS10 musician in ear monitor uses 5 driver, include one Big Low frequency driver, can be comparable to the bass texture and strength of the traditional dynamic driver. There also have One Mid and Two High frequency, One Mid & High Hybrid driver..
  • HIFI Earphone Sound Feature Though this KZ AS10 earphone was built with 5 armature driver, the amount of the bass is more than your imaginary, you will hear plenty of bass in this Armature Headset. Mid armature driver works perfect in this headset, works more flexible in the human vocal. The extension of high frequency in this KZ headphone is great, the sound is pretty soft and flexible, is not sharp like other pure armature monitors. Would be perfect well in pop music..
  • Detachable Original 2 Pin Cable Like most of other KZ headset, this KZ AS10 earpiece also equipped with detachable cable, if original cable is broken or want to have a try for upgrade or bluetooth cable, this detachable design would be perfect....
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(2) JBL JRX215 1000w 15" DJ P/A Speakers+(2) 18" 1400w Subwoofers+Powered Mixer

  • ...X218S 1,400 Watt 18" Inch Compact Passive Subwoofer DJ Sub. (2)RockvilIe RSP36 36" Mounting Pole from Subwoofer to Speaker, Heavy Duty Steel. (1)RockvilIe RPM1470 14 Channel 6000w Powered Mixer w/USB, Effects/14 XDR2 Mic Pres. : JRX215 15" Two-Way Sound Reinforcement Loudspeaker System. JBI 15 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. 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: 1....
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2 JBL Pro JRX215 15 2000w Professional Passive PA/DJ Speakers 8 Ohm JRX 215

  • Features: JRX215 15" Two-Way Sound Reinforcement Loudspeaker System. JBI 15 in low frequency driver with a 64 mm (2.5 in) diameter edge wound ribbon....
  • High-voltage capacitors and inductors with massive cores and heavy gauge wire. Progressive Transition high frequency waveguide. 19 mm (.75 in) MDF....
  • Non-resonant, all-steel handles. 18-gauge hexagon perforated, steel grille Dual-angle pole-mount socket allows the speaker to tilt 10. Details: Power....
  • Nominal Impedance : 8 ohms. Recommended Amplifier Power : 250 W to 500 W into 8 ohms. Maximum SPL: 129 dB. Nominal Dispersion : 90 x 50. Crossover....
  • High Frequency Driver : JBI 2414H-C , 1" exit compression driver mounted on Progressive TransitionWave guide. Low Frequency Driver : JBI M115-8A.....
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