Audio Technica ATH-M50X Studio Headphones+Presonus HP4 4 Channel Headphone Amp

Package Includes:

• (1) Audio Technica ATH-M50X Over Ear Professional Studio Monitor Headphones
  
• (1) Presonus HP4 4 Channel Headphone Amplifier Monitoring System
  

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Description of ATH-M50X:

Authorized Audio-Technica Dealer!

As the most critically acclaimed model in the M-Series line, the ATH-M50 is praised by top audio engineers and pro audio reviewers year after year. Now, the ATH-M50x professional monitor headphones feature the same coveted sonic signature, with the added feature of detachable cables. From the large aperture drivers, sound isolating earcups and robust construction, the M50x provides an unmatched experience for the most critical audio professionals.

More About the M-Series Headphones
Critically acclaimed M-Series professional monitor headphones deliver accurate audio and outstanding comfort, perfect for long sessions in the studio and on the go. Contoured earcups seal tight for excellent sound isolation, with minimal bleed. And the pro-grade materials are durable, yet comfortable. Find out why online reviewers, top audio engineers, and cult followers agree, M-Series is an unmatched combination of audio and build-quality that gets the job done. Hour after hour, year after year.

Features:

• Audio Technica ATH-M50X Over Ear Professional Studio Monitor Collapsible Headphones
• Advanced build quality and engineering
• Critically acclaimed sonic performance praised by top audio engineers and pro audio reviewers
  
• Proprietary 45 mm large-aperture drivers with rare earth magnets and copper-clad aluminum wire voice coils
  
• Exceptional clarity throughout an extended frequency range, with deep, accurate bass response
  
• Circumaural design contours around the ears for excellent sound isolation in loud environments
  
• 90° swiveling earcups for easy, one-ear monitoring
  
• Professional-grade earpad and headband material delivers more durability and comfort
  
• Collapsible for space-saving portability
  
• Detachable cables (includes 1.2 m - 3.0 m coiled cable, 3.0 m straight cable and 1.2 m straight cable)
  
• Top choice for studio tracking and mixing, as well as DJ monitoring and personal listening
  
• Type: Closed-back dynamic
  
• Driver Diameter: 45 mm
  
• Magnet: Neodymium
  
• Voice Coil: Copper-clad aluminum wire
  
• Frequency Response: 15 - 28,000 Hz
  
• Maximum Input Power: 1,600 mW at 1 kHz
  
• Sensitivity: 99 dB
  
• Impedance: 38 ohms
  
• Weight: 285 g (7.8 oz), without cable and connector
  
• Cable: Interchangeable cables: detachable 1.2 m - 3.0 m (3.9' - 9.8') coiled cable, detachable 3.0 m (9.8') straight cable and detachable 1.2 m (3.9') straight cable
  
• Accessories Included: Protective carrying pouch, 6.3 mm (1/4“) screw-on adapter
  

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Video of HP4:

Features Summary of HP4:

• Four High Power Headphone Outputs
• Ultra loud (150mW per channel)
• Ultra quiet operation
• Musical Wide Dynamic Range
• Control Room Monitor Outputs with Level Control
• Mono or Stereo Operation
• Monitor Mute Switch
• Daisy Chain an Infinite Number of Units
• Compact package

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Description:

"To my amazement, your HP4 sounded as good as both of my hi-fi stereo heaphone amps. Very very clean and loud. I can't believe you put 150 mw per channel, @52 ohms, to four headphone outputs and offer such a quality unit for very little over $100."
- M. Burke, via email

The new HP4 from PreSonus answers the need for a headphone distribution amplifier with professional specifications in a small package at an affordable price. The HP4 features four discrete headphone outputs on the front panel each with its own volume potentiometer and 150mW of amplification per channel. The HP4 also features adjustment over control room monitors with a separate volume control, monitor mute switch and mono switch giving you an extremely powerful monitoring solution at an amazingly low price.

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Important Documents:

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Technical Specifications:

Input
	TRS Impedance	10K Ohms
Panel Controls
	Headphone Level	1 to 12
	Monitor / Feed Output	-80dB to +10dB
	Mono Switch
	Monitor / Feed Mute
Power Supply
	Type	Linear
	Input	16VAC/1000mA (factory configured)
Output
	TRS Balanced	51 Ohms Impedance
Performance
	THD+Noise (Unweighted)	0.002%
	Noise Floor	-98dB
	Signal To Noise	>95dB
	Power Supply Rejection	>98dB
Power		16 Watts
Physical
	Weight	5 lbs.
	Dimensions	5.5 x 5.5 x 1.75
	Mounting	Max Rack and Universal Rack Tray
	Chassis	Steel
	Panel	Brushed Aluminum
	Sides	Cast Aluminum

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