Model Number
P40
Professional audio, microphones and system integration

The Harmonai P40 is a dual-channel battery-powered headphone amplifier, engineered for professional audio monitoring and mobile recording. It operates reliably without external power thanks to its built-in polymer battery, and its dual-channel independent output supports simultaneous use by two listeners. Its compact, lightweight design delivers professional-grade sound quality anywhere.
P40
Dual-channel headphone amplifier
Built-in polymer battery
Amplifier
48V phantom power compatible
Ideal for live performance monitoring, mobile recording studios, podcast production, and instrument rehearsal. The built-in battery makes it especially suited for outdoor performances and audio monitoring in locations without access to mains power. Dual-channel output enables both engineer and performer to monitor the same high-fidelity audio signal simultaneously.
Explore the full range of Harmonai professional audio products—contact us today for detailed pricing and technical support.