Reviews 4 Frequency

Kingdel Powerful Mini Desktop Computer, Fanless Industrial PC, Intel i5 Dual Core CPU, 4GB RAM, 128GB SSD, 2xNICs, 4xUSB 3.0, 4xCOM RS232, HD Port, Metal Case, Windows 10 Pro

  • The Mini Computer CPU: Intel i5-3317U, Dual Core, Quad Thread.
  • Base Frequency: 1.7GHz, Max. Turbo Frequency: 2.6GHz, 3MB Smart Cache.
  • The Industrial PC has 4GB DDR3L RAM, 128GB mSATA SSD(Solid State Disk), Fanless, Full Metal Case.
  • The Mini Desktop Computer Graphics: Intel HD Graphics 4000: Base Frequency: 350 MHz.
  • The Industrial Computer has 2*NICs Intel 82574L Gigabyte LAN Port, 4*COM RS232, HD Port, VGA, 4*USB 3.0, 4*USB2.0.
  • What in Box: Mini PC, Power Adapter, Power Cable with US plug, HD Cable, Antennas, Screws, Power and Data Cables for SATA drive..
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Kingdel Powerful Mini PC, Fanless Industrial PC, Intel i5 Dual Core CPU, 8GB RAM, 128GB SSD, 2xNICs, 4xUSB 3.0, 4xCOM RS232, HD Port, Metal Case, Windows 11 Pro

  • Processor of this Industrial PC: Intel i5-3317U, Dual Core, Quad Thread.
  • Base Frequency: 1.7GHz, Max. Turbo Frequency: 2.6GHz, 3MB Smart Cache.
  • RAM & Drive Capacity of this Mini PC: 8GB DDR3L RAM, 128GB mSATA SSD(Solid State Disk), Fanless, Full Metal Case.
  • Graphics of This Mini Computer: Intel HD Graphics 4000: Base Frequency: 350 MHz.
  • Features of This Industrial Computer: 2*NICs Intel 82574L Gigabyte LAN Port, 4*COM RS232, HD Port, VGA, 4*USB 3.0, 4*USB2.0.
  • What in Box: Fanless Mini PC, Power Adapter, Power Cable with US plug, HD Cable, Antennas, Screws, Power and Data Cables for SATA drive..
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Resonance Speaker Bluetooth Vibration Speaker 50MM 2Inch All Frequency Resonance Speaker Vibration Strong Bass Louderspeaker Compatible with Computer Laptop MP3 MP4 CD Mobile Phone PSP(4Ω 25W)

  • 360° Frequency Transmission — The vibration speaker has the latest innovation, breaking through the limitations of the traditional, can transmit 360 ° frequency. Impedance power(Optional) is 4 Ω 25 w.
  • 8 Ω 20 w, sensitivity is 95 (dB/W) for vibration speaker.
  • Clear Audio — Since there is no body standing wave, so all kinds of vocal music original, the sound quality of each sound frequency range is very clear. Sound penetration is strong, small size and convenient for dayton for Audi o daex25 sound exciter speaker pair.
  • Strong Bass — The horn’s frequency characteristics is full spectrum band (full range), frequency response is 20HZ — 20KHZ (kHz), the bass is very strong, the equivalent of traditional loudspeaker 8 inch bass effect for resonance speaker.
  • Wide Application — This resonance speaker is suitable for computer, laptop, MP3, MP4, CD, mobile phone, PSP and other equipment sound playback and sound expand. 100% brand new, please be assured of your purchase for viboomer.
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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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4 Alpine SPE-6090 6x9 600 Watt Car Audio Speakers+4 Channel Amplifier+Amp Kit

  • ...e pearl mica injection. 3/4" Silk soft dome tweeter. Tweeter Magnet: Neodymium. Woofer Magnet: Ferrite. 4 ohms impedance. Square voice coil. Injection molded frame.
  • Peak Power Handling Per Pair: 600 watts. Peak Power Handling Each: 300 watts. RMS Power Handling Per Pair: 150 watts. RMS Power Handling Each: 75 watts. Frequency Response: 65-18,000 Hz. Sensitivity: 91 dB. Top-Mount Depth: 3". Mounting Diameter: 5-15/16" x 8-3/4". Features: Alpine BBX-F1200 600 Watt 4/3/2 Channel Amplifier Car Stereo Amp Class-A/B 2-ohm. Terminal Layout: Two-Sided. Screw Mount / Wire Cover: Integrated Wire and Mounting Screw Terminals.
  • Alpine BBX-F1200 600 Watt 4/3/2 Channel Amplifier Car Stereo Amp Class-A/B 2-ohm. Amplifier Type: Class-A/B. Channel Design: 4/3/2 Channel. Thermal Control: Thermal Management Control. Power Supply: DC-DC PWM Power Supply. Power Supply Design: MOSFET Power. Current Protection: Over-Current, Over-Voltage and Thermal Protection. Crossover: Variable Low-Pass / High-Pass. Green/red status LED. 2 pair RCA pre-inputs. Max Power Output Ratings. Total Max Power: 600W. RMS Power Ratings.
  • Per Channel into 4ohms (%THD+N): 4 x 50W. Per Channel into 2ohms (%THD+N): 4 x 70W. Bridged into 4ohms (%THD+N): 2 x 130W. Sound Tuning. Crossover Frequency (Variable....
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Samson Resolv SE5 2-Way Active Studio Monitor (Single)

  • Offers a redesign from the classic Resolv A-Series monitor, with more accurate sound reproduction and a stylish new look.
  • 5" woven carbon fiber woofer provides tight and controlled low frequency response and its 1.25" soft dome tweeter gives the high frequencies a true, natural sound without unwanted resonance.
  • 50Hz-27kHz frequency response with Active crossover with multi-pole design for linear response.
  • 4-position high frequency lift control that allows the monitor to be optimized for different mixing environments, and is AV shielded for operation near CRT monitors and other sensitive electronics.
  • Balanced 1/4-inch inputs, unbalanced RCA inputs.
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Presonus Eris E3.5 2-Way 3.5' Near Field Studio Monitor (Pair) with Knox Isolation Pads and Stereo Breakout Cable Bundle

  • BUNDLE INCLUDES: Presonus Eris E3.5 2-Way 3.5" Near Field Studio Monitor Pair, Isolation Pads (2-Pack), and 3.5mm TRS to Dual 1/4-inch TS Stereo Breakout Cable.
  • LOW-FREQUENCY TRANSDUCER: 3.5-inch (89 mm) Kevlar low-frequency transducer.
  • HIGH-FREQUENCY TRANSDUCER: 1-inch (25 mm), ultra-low-mass, silk-dome, high-frequency transducer.
  • ACOUSTIC PORT: Rear-firing acoustic port for superior bass-frequency reproduction.
  • VOLUME CONTROL: Front-panel volume control for speakers and headphone amplifier.
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High Performance Piezo Tweeters for Car Audio 1.5\ 400 Watts 4 ohm Super High Frequency (1 Pair)

  • 400 Watts, 4 Ohm Mini Tweeter Piezo Electric Super high frequency.
  • Stereo Piezo Electric Tweeters Frequency Range of 94dB/W/M.
  • Frequency response: 4500 – 30000Hz / 4.5KHz - 30KHz.
  • Perfect sound available together with your woofers, these tweeters have a built-in Crossover, Micro dome inside, no magnetic field, and work with all car audio systems.
  • Accessories included: 2 angle mounts, 2 surface mounts, 2 regular angle mounts, 6 mounting screws, 2-self-adhesive disk.
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Elac ARB51-GE Navis Premium Powered Bookshelf Speakers - (Pair) Gloss Ebony Emara

  • Speaker type: 3-Way Powered - Tweeter: 1″ Soft Dome Concentrically Mounted - Midrange: 4″ Aluminum - Woofer: 5-1/4″ Aluminum.
  • Frequency Response: 44Hz – 28kHz - Crossover Frequency: 2.2kHz / 260Hz - Total Amplifier Power: 300 Watts Total.
  • Bass Amplifier: 160 Watt Bash Amplifier - Midrange Amplifier: 100 Watt Bash Amplifier - Tweeter Amplifier: 40 Watt Class AB Amplifier - Inputs: RCA / XLR / AirX² Wireless.
  • Height: 13.58″ - Width: 7.44″ - Depth: 9.45″ - Weight: 17.85lbs.
  • 5¼-inch aluminum cone is the ideal structural material, specified for its ability to deliver slam, punch and accurate low-frequency fundamentals.
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