Bose Professional
FreeSpace IZA 2120-HZ integrated zone amplifier
Power Amplifiers

FreeSpace IZA 2120-HZ integrated zone amplifier

For background/foreground music and paging applications, Bose Professional FreeSpace IZA 2120-HZ integrated zone amplifier elevates the audio experience when using FreeSpace loudspeakers. Optimized for commercial applications, FreeSpace IZA amplifiers feature selectable Loudspeaker EQ to enrich audio quality, Opti-Voice paging for clear speech intelligibility while providing seamless transitions and Dynamic EQ that ensures full and balanced music at any volume level.

Order Codes · 5

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  • Authorized productFull manufacturer warranty
  • Ships from A5 ITCrystal Lake, Illinois
  • Design supportSpecify the whole system

Features

  • True two-zone capabilityprovides two independent outputs that each support volume/source selection remotes, EQ, tone controls, and paging/auxiliary routing options

  • Opti-Voice pagingequalizes the vocal frequency range for clear speech intelligibility while providing seamless transitions

  • Dynamic EQensures full and balanced music at any volume level

  • Independent Loudspeaker EQ per outputenriches audio quality and simplifies connection to Bose Professional loudspeakers: FreeSpace 3 systems, FS3 subwoofer, FS2, FS4 and DesignMax DM2

  • Dual remotessupport optional volume/source selection for independent, or combined, zone control which eliminates the need for bulky, inefficient, and sound-altering 70/100V in-line volume controls

  • Reliable 2 × 120 WClass-D amplification optimized for 70/100V high-impedance applications

  • Intuitive feature setupenables the amplifier to be configured without a PC for remote, paging, auxiliary input/output and automatic standby options

  • Auto-Standby featureallows the amplifier to consume less power when not in use

  • Simplified front panel interfaceprovides end users with tone, source selection and master volume controls as well as a connection to mobile sources via a 3.5 mm connector

  • Remote mutingallows the amplifier to be muted via a centralized control system

Applications

Designed for a wide range of applications, including:

  • Retail stores
  • Restaurants and bars
  • Hospitality venues
  • Conference centers
  • Schools
  • Auxiliary zones

Specifications

35 specifications

AMPLIFICATION

Channel Separation (Crosstalk)
≤ -58 dBu below rated power, 1 kHz
Dynamic Range
88 dB
Frequency Response
55 Hz – 20 kHz (+0 dB/-3 dB) at 1 W, 1 kHz reference
Number of Channels
2
Power Class
Class D
Rated Power, Symmetrical
120 W per channel at 70V, 100V
THD+N
0.3% at rated power

AUDIO INPUTS, ANALOG

Adjustment Range
0 dB to -30 dB, line / 0 dB to +50 dB, page / fixed, auxiliary
Input Channels
2 unbalanced, line + 2 balanced, line + 1 balanced, mic/line (page) + 1 unbalanced, line (auxiliary)
Connectors
(2) RCA stereo pairs, (2) 5-pin Euroblock, (1) 4-pin Euroblock, (1) 1/8-in (3.5 mm) TRS
Input Impedance
20 kΩ, line / 2 kΩ, page / 20 kΩ, auxiliary
Input Range
-8 dBu to +22 dBu, line / -58 dBu to +12 dBu, page / -60 dBu to -1 dBu, auxiliary
Maximum Input Level
22 dBu, line / 12 dBu, page / -1 dBu, auxiliary
Nominal Input Level
4 dBu, line / -38 dBu, page / -8 dBu, auxiliary
Sensitivity
-8 dBu, line / -3 dBu, auxiliary / N/A, page

AUDIO OUTPUTS, ANALOG

Channels
2
Connectors
(2) 2-pin inverted Euroblock, (1) RCA stereo pair
Nominal Output Level
2 × 120 W at 70V, 100V / 2 dBu (auxiliary)
Output Impedance
N/A (amplifier) / 400 Ω (auxiliary)

ELECTRICAL

Current Draw, Inrush
6.6 A at 120 VAC, 60 Hz / 12.6 A at 230 VAC, 50 Hz
Mains Connector
IEC C14 inlet
Mains Voltage
100–240 VAC (±10%), 50/60 Hz
Protections
High temperature, output short circuit, excessively low/high AC line voltage
AC Power Consumption
26 W standby, 300 W maximum

INDICATORS AND CONTROLS

Controls, Front Panel
(1) power switch, (1) input selection switch, (2) treble knobs, (2) bass knobs, (1) master level knob
Controls, Rear Panel
Amplifier Mode DIP switches, Loudspeaker EQ preset selector, Input Gain (A/B/Page), Output trims, Remote (x2)
LED Status Indicators
(1) power LED, (1) input signal/clip LED, (1) output signal/clip LED

INTEGRATED DSP

A/D and D/A Converters
48 kHz / 24-bit
Audio Latency
10.4 ms (analog input to analog output)
Presets
High-pass filter, Bose Professional loudspeaker presets (FreeSpace FS2C/FS2P/FS2SE/FS4CE/FS4SE, FreeSpace 3 Acoustimass & DesignMax DM2C-LP/DM2S/DM3C/DM3SE)
Processing Functions
Loudspeaker EQ, Opti-Voice EQ (paging), Dynamic EQ (low-end compensation)

PHYSICAL

Cooling System
Single fan creates continuous left-to-right air flow
Product Dimensions (H×W×D)
1.7 in × 19.0 in × 12.8 in (44 mm × 483 mm × 324 mm)
Net Weight
9.0 lb (4.1 kg)
Rack Spaces
1 RU

Order Codes

Order CodeDescriptionAvailability
719782-1430IZA 2120-HZ, US-120VGet Price
719782-2430IZA 2120-HZ, EU-230VGet Price
719782-3430IZA 2120-HZ, JP-100VGet Price
719782-4430IZA 2120-HZ, UK-230VGet Price
719782-5430IZA 2120-HZ, AU-240VGet Price

In the Box

  • 5 years
  • (1) FreeSpace IZA 2120-HZ amplifier
  • (4) feet with locking pins
  • (2) 5-pin Euroblock connectors
  • (3) 4-pin Euroblock connectors
  • (3) 2-pin Euroblock connectors
  • (1) AC power cord
  • (1) owner's guide

Downloads

6 documents

Technical Information

User Documentation

Mechanical Files

Design Tools

Compliance Documents

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