Why This Guitar

Product Highlights

Effortless End-User Operation — Designed for simplicity, the IZA 190-HZ features a clean front panel with controls for source selection, master volume, and tone.
90W High-Impedance Power — The IZA 190-HZ is built to provide reliable, high-quality amplification for commercial speaker systems.
Integrated Music and Paging — Integrate announcements seamlessly with built-in Opti-voice® paging, which automatically and smoothly transitions between music and voice.
90W Class-D amplifier for a single zone
Multiple inputs: Stereo RCA, Combo XLR/TRS, and 3.5mm Aux

Available Since: August, 2026
Item No.: 10010390
Local SKU: OS

Effortless End-User Operation

Designed for simplicity, the IZA 190-HZ features a clean front panel with controls for source selection, master volume, and tone. This allows staff in commercial environments like retail or restaurants to make adjustments without needing technical expertise. The streamlined interface ensures a premium audio experience is always easy to manage.

90W High-Impedance Power

The IZA 190-HZ is built to provide reliable, high-quality amplification for commercial speaker systems. It delivers a robust 90 watts into a single zone, making it perfect for driving multiple 70V or 100V loudspeakers for consistent background music coverage. Its efficient Class-D design ensures cool, stable operation in demanding, all-day applications.

Integrated Music and Paging

Integrate announcements seamlessly with built-in Opti-voice® paging, which automatically and smoothly transitions between music and voice. A dedicated microphone input with priority ensures pages are always clear and intelligible. This feature is essential for businesses that need to combine ambient music with important announcements.

BY THE NUMBERS

Technical Specifications

Hardware & Setup

Body & Build

Finish & Colour

USBfalse

EssentialNo

Everything you receive

What's In The Box

Bose FreeSpace IZA 190-HZ 90W Integrated Zone Amplifier for 70V/100V Systems
Owner's Manual
Local Warranty Card

Bose Professional

The Maker

About Bose Professional

Bose Professional creates complete audio solutions for workplaces, hospitality, retail, education, houses of worship, and performance venues. Its loudspeakers, amplifiers, processors, and conferencing products are engineered as integrated systems, helping designers and installers deliver clear, consistent sound with elegant, space-conscious installations.

View All Bose Professional Products

Expert answers

Questions & Answers

6 questions answered by aDawliah experts·avg response 2 hours

It is a commercial integrated zone amplifier designed for background music and paging in settings like retail stores, restaurants, and offices using 70V/100V speaker systems.

Yes, it features a dedicated mic/line input with priority ducking, allowing pages to automatically lower the music volume.

No, the IZA 190-HZ does not have built-in Bluetooth. Audio sources must be connected via its wired inputs, such as RCA or the 3.5mm auxiliary port.

This is a high-impedance (HZ) model, designed specifically for use with 70-volt or 100-volt commercial loudspeakers, not standard 4 or 8-ohm home speakers.

Opti-voice® is a Bose technology that provides a smooth, natural-sounding transition when a page is made, ensuring announcements are clear without abrupt changes in the background music.

It has a compact 1U half-rack chassis, allowing it to be placed on a desktop, shelf, or mounted in an equipment rack using an optional rack-mount kit.

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