The Mackie HM-4 is a 4-way headphones amplifier designed to provide simple and effective headphones amplification for artists, musicians, and engineers monitoring through headphones in home, project, commercial, and mobile-recording studios. Its single 1/4" TRS stereo input and four 1/4" TRS stereo outputs allow you to distribute a stereo source to up to four pairs of headphones.

Each output is controlled via a dedicated level knob, allowing varied listening volumes for each person. The compact heavy-gauge steel chassis offers rugged durability and a convenient power-status indicator on its front panel. Use the included 12 VDC power supply to power the HM-4.

Open Box Products Have a Limited 1-Year Manufacturer Warranty    Distribute Signal to Multiple Headphones    1 x 1/4" TRS Stereo Input    4 x 1/4" TRS Stereo Headphone Outputs    Dedicated Level Control per Output    Power Status Indicator    Compact Heavy-Gauge Steel Chassis    Includes Power Supply

Distribute a stereo input signal to up to four pairs of headphones

Ideal for musicians in home and studio recording sessions

One unbalanced 1/4" TRS stereo input

Four unbalanced 1/4" TRS stereo headphone outputs

Dedicated per-output level control allows each person to set a different listening volume

Front-panel power-status indicator

Heavy-gauge steel chassis for long-lasting durability in the studio or on the road

Includes 12 VDC power supply

Related Questions and Answers

Q: 1. What kind of DAC Is in the Sony 7506?

A: The Sony MDR-7506 Headphones do not have any kind of DAC built-in. They are standard analog headphones.

Q: 2. How could I use these Headphones with an iPhone that doesn't have a headphone jack?

A: Apple Lightning to 3.5mm Headphone Jack Adapter. Can be found art the link below. https://www.bhphotovideo.com/c/product/1280795-REG

Q: 3. no sound coming from my right hand ear pad. is it fixable?

A: This could indicate a short or issue with the cabling. This is not easily fixable on these headphones. To save time and money on possible repairs, we would recommend purchasing a new pair.

Q: 4. Can I connect to my Fender Amplifier to privately listen to my guitar rifts? thanks!

A: If your amp has a headphone output, than yes you can.

Q: 5. How tall is the tripod - what is the height range?

A: The manufacture dose not list the maximum height of the stand the Mackie 3-Color Ring Light Kit with Stand and Remote (10") comes with.

Q: 6. Does this fit on head with hat size of 6 5/8"?

A: Yes, the Sony MDR-7506 Headphones will fit on a head with a hat size of 6-5/8".

Q: 7. Is there a delay with a USB-C connected cam camera vs an HDMI with an XLR connected mic?

A: The camera inputs for video capture on a streaming device for both video and audio, like the Mackie MainStream Live Streaming and Video Capture Interface are HDMI, not USB-C. As another option for a similar device with an XLR mic input, you may like the RODE X Streamer X Audio Interface and Video Streaming Console.

Q: 8. Does the base "headphones" selection come with a soft carrying pouch/bag?

A: Yes, this comes wirh a vinyl pouch.

Q: 9. Does this work with Casio PCs-870?

A: Indeed it will. It is a standard headphone and includes a 1/4" adapter required for connecting to the headphone output of the Casio PX-870BK Privia 88-Key Digital Piano (Black) B&H # CAPX870BK.

Q: 10. Can these Headphones be used with a Portable CD Player that is powered by (2) AA Rechargeable Batteries ?

A: Hi Mary Morrison, Yes, it will support a portable CD player. ~Ralph