• (1) KRK KNS-8400 Professional Dynamic Studio Monitor Headphones KNS8400
• (1) Rockville RDAC5B DAC Digital To Analog Converter USB/Optical/RCA/Headphone Amp

Authorized KRK Dealer!

Video of KNS-8400:

Description:

KRK Headphones provide a precise listening experience that takes you from personal studio to commercial studio to on-the-go track evaluations -- and they allow you to accurately enjoy your music with the consistent voicing philosophy and honest reproduction top producers, studio musicians, performers and engineers have come to trust. KRK headphones provide incredibly natural frequency response that gives you a reference standard unaffected by your location. Day or night. Studio or home. Without disturbing others. Without compromising your tracks. Passionate about music and interested in experiencing the artist's vision as it was intended to be heard. Then experience KRK.

Looking for a pair of headphones that are specifically designed to replicate music as it should be heard with the ability to satisfy experienced ears. Get your head around this: KRK has always been focused solely on accurate monitoring. The KNS 8400 -- with their ability to reveal exactly what you have on the tracks is an ideal choice for critical listening. Being able to discern the most subtle differences in pitch, timbre and tone helps you to get it right every mix, every take, every performance. Isolating memory foam in the ear cushions delivers improved low end response and because they gently conform to your unique head shape you'll be comfortable wearing them all day.

Features:

• Voiced to remain true to the character of KRK's class leading studio monitors, developed with 25 years of years of experience in studio sound.
• The latest reference quality frequency response for closed-back, circum-aural dynamic headphones.
• Newly developed headphone acoustical system bringing a new level of headphone performance for the first time.
• Utilizing the latest in acoustic memory foam technology ensures class leading performance in both reproduction and isolation.
• A new standard in headphone comfort, even over extended periods of use, designed to avoid feeling uncomfortable during long sessions. The special foam conforms to the ear to help ensure an improved fit.
• Exceedingly accurate, natural and wide frequency response.
• Large dynamic range with extremely consistent low-distortion detail and clarity.
• Extended low frequency definition, ensures the bass component of your music is accurately reproduced, and is not lost.
• Transparent reproduction of high-frequencies, resulting in highly accurate imaging.
• High-efficiency Neodymium 40mm driver.
• High durability 2.5m single-sided straight cable with oxygen-free copper wires.
• Adjustable, foldable driver enclosures provide comfort and portability.
• Replaceable cable, head, and ear cushions to ensure long product life.
• Soft carrying case embossed with the KRK logo for travelling engineers, or storage when not in use.
• 1/4" jack plug can be unscrewed to reveal a 1/8" plug for laptops and portable media players.

Specifications:

• System / Design: Dynamic
• Operating System: Closed-back
• Head Coupling: Circumaural (Isolating)
• Voice Coil: Copper-clad aluminum wire
• Driver Type: Low weight neodymium
• Driver Diameter: 40mm
• Sensitivity/Efficiency: 97 dB SPL @1mW
• Frequency Response: 5Hz-23 kHz
• Total Harmonic Distortion: < 0.1%
• Rated Impedance: 36 ohms
• Ambient Noise Isolation: up to 30 dBA
• Long Term Maximum Power Handling 1000mW: (500mW per side as per IEC 60268-7)
• Earcup Rotation: 90 degrees
• Nominal Headband Pressure: 4 N (based on average head size)
• Headband Type: Adjustable / Sprung steel skeleton
• Ear Cushion type: Acoustic memory foam
• Headpad Finish: Premium leatherette
• Headphone Finish: Black impact resistant plastic
• Volume Control: Detachable / Replaceable low profile inline high quality control
• Cable: 2.5 m, (8.2 ft.), 99,99% OFC detachable
• Connector: Gold-plated stereo 1/8" (3.5 mm)
• Cable Connection: Strain relief managed
• Adaptor: Screw-on 1/4" (6.3 mm)
• Dimensions:
  • 245mm x 268mm x 94mm
  • 9.6" x 10.5" x 3.7"
• Weight without Cable: 232 g (0.51 lbs)
• Net / Shipping Weight: 850 g (1.87 lbs)

All About Your RDAC5 (RDAC5B, RDAC5S):

HOW TO Set Up Your RDAC5:

What's In The Box:

• DAC with built in headphone amplifier
• USB interface cable
• Power adapter
• How to instructional setup video
• Warranty card
• Dacmagic 100 Digital To Analogue Converter, Quick Start Guide, Safety Guide, Psu (12v Dc / 2a), Adapter, Usb Cable
• More Information
• Max Power Consumption 5W

Features:

• Rockville RDAC5 DAC Digital To Analog Converter USB/Optical/RCA/Headphone Amp
• Converts digital audio to analog
• Converts computer USB playback to RCA
• Can also convert optical to RCA
• 24 bit / 96Khz high resolution lossless audio
• USB Audio playback
• Optical Input
• Coax input
• RCA Input
• Supports virtually all digital file formats including top quality 24-bit high resolution or lossless audio files stored on your computer
• Unique compact design
• RCA output
• You can connect your computer to the DAC through the included USB interface cable
• You can connect your TV to the DAC through optical
• You can connect the DAC to your receiver or amplifier or powered speakers through RCA
• Built in headphone amplifier drives high impedance headphones
• Headphone volume control
• Headphone output and speaker output works simultaneously
• Great sound quality and performance
• Perfect for music playback, video games, or home theater systems
• Frequency Response: 20hz To 20khz (±0.1db)
• Thd @ 1khz 0dbfs: <0.0142% 24-bit
• Thd @ 1khz -10dbfs: <0.0025% 24-bit
• Thd @ 20khz 0dbfs: <0.0025%
• Signal To Noise Ratio: 105dB
• Total Correlated Jitter: <130ps
• Crosstalk @ 1khz: < -130db
• Crosstalk @ 20khz: < -112db
• Output Impedance: <50ohms
• Max. Output Level (Unbalanced): 3.4v Rms
• Digital Input Word Widths Supported: 16-24bit
• Digital Input Sampling Frequencies Supported: 32khz, 44.1khz, 48khz, 88.2khz, 96khz
• Max. Power Consumption: 5w
• Color: Black
• Dimensions in inches: 4.1" W x 1.8" H x 5.1" D
• Weight: 1.1 Lbs

Owner's Manual​​