Mackie HM-4 4-Way Headphone Amplifier

Turn one stereo source into four amply amplified stereo outs with the compact and durable Mackie HM-4 headphone amp. Includes level control for each output.
The ultra-compact Mackie HM-4 4-Way Headphone Amplifier features a 1/4" stereo input and four 1/4" headphone outputs with individual level controls. Perfect for studios or even at home when up to four people want to listen together.


- Share a single stereo source with up to 4 pairs of headphones
- Individual level control for each output
- Powered via the included 12v AC adapter
- Built-Like-A-Tank construction
WARNING: Cancer and Reproductive Harm -
Dimensions and Weight in Packaging
Base Item
Shipping Weight: 1 lbs
Shipping Dimensions: 7 x 6 x 3 in
Manufacturer Part Number (MPN): MAC HM4
with Mackie MC100 Headphones
Shipping Weight: 5.25 lbs
For support or warranty questions, please contact the manufacturer:
Phone: (800) 898-3211