Compact 4-Out Headphone Amp

The ZHA-4 splits a single stereo headphone output into four separate powered 1/8 headphone jacks, each with their own volume and mute control. Perfect for bands, podcasts, productions, and more.

Power Options

Two AA batteries provide hours of portable power. For longer sessions, connect the USB-C port to a portable battery or plug directly into the wall.

Whats In The Box

• ZHA-4 Handy Headphone Amplifier
• Stereo Mini Audio Cable (19 / 50cm)
• Quick Guide

Compact 4-Out Headphone Amp The ZHA-4 splits a single stereo headphone output into four separate powered 1/8 headphone jacks, each with their own volume and mute control. Perfect for bands, podcasts, productions, and more. Portable, stereo headphone amplifier designed for demanding and critical audio monitoring. 4 independent 3.5 mm headphone outputs, each with a dedicated volume control knob. Independent mute buttons for each channel provides the ability to mute each output channel immediately without affecting overall output settings. High versatility of the two-way power system. Powered by either two AA batteries or the USB Type-C connector from USB AC adapter or USB battery pack. Specs

• Gain: 24 dB Clipping level: +18 dBu
• Output impedance: 47
• Frequency characteristics: 10 50 kHz, +/-1.0 dB
• Dynamic range: 100 dB
• Input impedance: 10 k
• Power supply: 2*AA batteries (alkaline, nickel-metal hydride or lithium) / External
• USB Type-C DC5V / 1 A Weight: 180 g External dimensions: 130 70 52 mm

Estimated continuous operation time using batteries: about 3.5 hours with Alkaline / about 4.5 hours with NiMH (1900 mAh) / about 8.5 hours with Lithium Connecting 4 headphones with 32 load Continuous battery operation times were determined using in-house testing methods. They will vary greatly according to use conditions.