The HA4D lets up to four listeners monitor a stereo audio feed through separate headphone outputs. Each channel has its own volume control and mute button, so podcast guests or musicians can manage their listening level independently. Its compact format fits a desktop recording setup, with USB-C power keeping the installation straightforward.
Key features
- Four independent 3.5 mm headphone outputs
- Separate level control for each channel
- Individual channel mute buttons
- USB-C power connection
- Useful for podcasting and small recording sessions
Specifications
- Model: HA4D
- Product type: 4-channel headphone amplifier
- Configuration: 4 headphone outputs
- Headphone outputs: 4 x 3.5 mm
- Power source: USB-C, 5 V DC
This distributes a monitor feed to headphones. It does not replace a microphone mixer or audio interface.









