Four people, four headphones, one mix – each at the right volume. The HAYDEN HY-I4II is a compact 4-channel headphone amplifier. It shares one audio source with up to four headphones, and each channel has its own volume knob and up to 20 dB of gain.
Why customers choose it
Who it is for
Home studios recording bands or several singers, podcasts with guests, music schools and practice rooms, and stage monitoring for drummers and keyboard players.
What’s in the box
- HY-I4II headphone amplifier
- 5V 2A power adapter
Specifications
| Type | 4-channel headphone amplifier |
|---|---|
| Outputs | 4 × 6.35 mm (1/4″) TRS |
| Input | TRS audio input; 6.35 mm and 3.5 mm TRS/TS sources |
| Gain | Up to 20 dB per channel |
| Controls | 4 volume knobs, stereo/mono switch |
| Power | External 5V 2A adapter (included) |
| Indicator | Power LED |
| Body | Metal |
| Stereo/Mono Switch | Yes |
Good to know
- Headphones with a 3.5 mm plug need a 3.5 mm to 6.35 mm adapter for the outputs.
- Start with the volume knobs low before putting headphones on.






























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