The Tonetech PH400 is a premium-grade, multi-output headphone amplifier designed for professional audio environments, including recording studios, live performances, content creation, and collaborative music production. Compact yet powerful, it supports multiple listeners with precise, independent volume control and is engineered for exceptional audio clarity, robust durability, and modern usability.
🔊 4 Isolated Headphone Outputs with Individual Volume & Mute Controls
Equipped with four independent output ports, the PH400 allows multiple users to monitor the same source simultaneously. Each output has its own dedicated volume knob and mute button, providing real-time adjustment for each listener—ideal for producers, engineers, and performers working together in dynamic recording or rehearsal settings.
🔁 Mono/Stereo Switchable Monitoring Modes
The built-in mono/stereo toggle switch offers flexibility depending on your monitoring needs. Whether you’re mixing tracks, tracking instruments, or rehearsing live vocals, switch easily between mono and stereo to match your workflow without needing external adapters or rerouting.
🎧 8 Non-Interfering Headphone Jacks (3.5mm & 6.35mm)
Designed to accommodate both professional and consumer headphones, the PH400 includes 8 isolated headphone jacks:
- 4 × 3.5mm (1/8″)
- 4 × 6.35mm (1/4″) This eliminates the need for converters, allowing hassle-free use with a wide range of headphones in any studio or stage environment.
🌈 7-Color LED Breathing Volume Knobs
Each volume control knob features integrated 7-color breathing LEDs that subtly illuminate during use. This feature not only enhances visibility in low-light studios and live venues but also adds a modern and engaging aesthetic to your audio setup.
🔌 Dual Power Option – 12V DC + USB Type-C for Ultimate Flexibility
In addition to the standard 12V/2A DC power adapter, the PH400 is also equipped with a USB Type-C power connector, making it highly versatile and portable. Users can conveniently power the amplifier through:
- Standard wall outlet (DC adapter included)
- Power banks via USB-C, perfect for mobile setups, outdoor gigs, or field recording
This dual-power capability ensures maximum flexibility and accessibility, even when traditional power sources are unavailable.
🧳 Compact, Durable & Studio-Ready Metal Design
Measuring only 5.75 x 3.11 x 0.98 inches and constructed from a high-strength metal alloy, the PH400 is built for life on the road or tight studio spaces. Its rugged design ensures long-term durability, while the ultra-compact footprint makes it ideal for portable setups or space-constrained desktops.
🎯 Optimized for Multiple Professional Scenarios
- Recording Studios – Provide individual monitoring to musicians and vocalists
- Band Rehearsals – Allow each performer to control their own mix
- Live Sound – Compact enough for stage use, yet powerful enough for performance
- Content Creation – Improve workflow for podcasters, streamers, and video editors
- Mobile Monitoring – USB-C power input makes it ideal for use with laptops and power banks
