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Product Summary


  • 4.5" Woofer

  • 0.75" Tweeter

  • Directivity Matched Transition Waveguide

  • Intrinsic Correction Voicings



  • 4.5" Woofer

  • 0.75" Tweeter

  • Directivity Matched Transition Waveguide

  • Intrinsic Correction Voicings

  • Blind Mounting System

  • Snap-Fit Magnetic Grille

  • Blemish-Free Removable Logo


Introducing the white QSC AcousticDesign 4.5" Loudspeaker – a versatile two-way ceiling speaker meticulously designed to excel in a diverse range of both foreground and background sound reinforcement applications. Engineered to seamlessly integrate 70/100V transformers with 16-Ohm bypass configurations, these speakers offer adaptability to a variety of setups. The speaker boasts a premium 4.5" weather-treated paper cone woofer, accompanied by a 1" voice coil and a 0.75" aluminum dome tweeter, thoughtfully positioned on a DMT waveguide for optimal sound dispersion. Offered in pairs, these speakers prove ideal for enhancing environments such as restaurants, retail spaces, audiovisual installations, educational facilities, and transportation terminals, providing an elevated audio experience.

QSC AcousticDesign 4.5" 2-Way Ceiling Loudspeaker (Pair, White)

SKU: ADC4TWH
Authorized Dealer Authorized QSC Dealer
Manufacturer Warranty Authorized dealer coverage
Expert Support Pre- and post-sale assistance

$205.00

BACK 2 SCHOOL SALE | additional discount in cart
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QSC AcousticDesign 4.5" 2-Way Ceiling Loudspeaker (Pair, White) $205.00
In Stock Current availability for this model
Free Ground Shipping On qualifying orders to the lower 48 states
Project & Volume Pricing Special pricing available for larger orders
Education & Government Purchase Orders Accepted for qualified organizations
Financing Available with Shop Pay
Special Pricing Available Education • Government • Nonprofits • Corporate • Volume Orders
✓ Tax-Exempt Purchasing Available

Key Features

  • <ul class="list_OMS5rN7R1Z">\n <li class="listItem_OMS5rN7R1Z" data-selenium="sellingPointsListItem">4.5" Woofer</li>\n <li class="listItem_OMS5rN7R1Z" data-selenium="sellingPointsListItem">0.75" Tweeter</li>\n <li class="listItem_OMS5rN7R1Z" data-selenium="sellingPointsListItem">Directivity Matched Transition Waveguide</li>\n <li class="listItem_OMS5rN7R1Z" data-selenium="sellingPointsListItem">Intrinsic Correction Voicings</li>\n</ul>

Technical Details

Specifications

Inputs
• 1 x Block 4-Pin Speaker Input/Thru
General
Speaker
Active or Passive
Passive
Number of Included Speakers
2
Speaker Configuration
2-Way
Power Handling
30 W
Recommended Amplifier Power
60 W Peak
Constant Voltage / Transformer Taps
70 V: 3.75 / 7.5 / 15 / 30 W 100 V: 7.5 / 15 / 30 W or 16 Ohms Bypass
Impedance
16 Ohms
Enclosure Type
Sealed
Drivers
HF Driver
1 x 0.75" / 1.91 cm Aluminum Tweeter
LF Driver
1 x 4.5" / 11.43 cm Woofer
Performance
Frequency Range
70 Hz to 20 kHz
Maximum SPL
102 dB (Continuous) 108 dB (Peak)
Sensitivity
87 dB (Ceiling-Center Mount)
Coverage Angle
150° (Conical)
Directivity
4.5 (Directivity/Q Factor) 6.5 dB (Directivity Index)
Connectivity
I/O
1 x Block 4-Pin Speaker Input/Thru
Environmental
Environmental Protection
Advertised as Weather Resistant *Manufacturer Testing: IP34
Physical
Color
White
Mounting
In-Ceiling
Cutout Size
7.6 x 6.9" / 193 x 175.3 mm
Mount Surface Thickness
0 to 2.2" / 0 to 5.6 cm
Construction Material
ABS, Steel
Dimensions
9.06 x 6.93" / 23 x 17.6 cm
Weight
6.4 lb / 2.9 kg
QSC AcousticDesign 4.5 2-Way Ceiling Loudspeaker (Pair, White)
QSC

QSC AcousticDesign 4.5" 2-Way Ceiling Loudspeaker (Pair, White)

$205.00

Brightness

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Weight without stand

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Weight with Stand

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Duty Cycle

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Dimensions

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Aspect Ratio

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Content

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Native Resolution

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N/A

Lumens (ANSI)

N/A

N/A

Contrast Ratio

N/A

N/A

Throw Distance

N/A

N/A

Lens

N/A

N/A

Inputs

1 x Block 4-Pin Speaker Input/Thru

N/A

Outputs

N/A

N/A

Display Technology

N/A

N/A

Wireless Networking

N/A

N/A

Speakers

N/A

N/A

Economode

N/A

N/A

Audible Noise

N/A

N/A

Lamp Life

N/A

N/A

Short Throw

N/A

N/A

Aspect Ratio

N/A

N/A

Image Size Diagonal

N/A

N/A

Lens Shift

N/A

N/A

Data / Video Signals

N/A

N/A

Digital Keystone

N/A

N/A

Unit Weight

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N/A

Projector Methods

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Dimensions (WxDxH)

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Dimensions (WxDxH)

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Contrast Ratio

N/A

N/A

Viewing Angle

N/A

N/A

Response Time

N/A

N/A

Sound Output

N/A

N/A

Screen Size

N/A

N/A

Monitor Configuration

N/A

N/A

Display Orientation

N/A

N/A

WiFi

N/A

N/A

Communication Port

N/A

N/A

Refresh Rate

N/A

N/A

General

<div class="group_fDXOr6EpR9">
<div class="name_fDXOr6EpR9 firstGroupInItem_fDXOr6EpR9" data-selenium="specsItemGroupName">Speaker</div>
<table class="table_fDXOr6EpR9" data-selenium="specsItemGroupTable">
<tbody>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnLabel">Active or Passive</td>
<td class="value_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">Passive</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Number of Included Speakers</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">2</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Speaker Configuration</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">2-Way</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Power Handling</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">30 W</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Recommended Amplifier Power</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">60 W Peak</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Constant Voltage / Transformer Taps</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv"><b>70 V:</b>
3.75 / 7.5 / 15 / 30 W
<b>100 V:</b>
7.5 / 15 / 30 W or 16 Ohms Bypass</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Impedance</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">16 Ohms</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Enclosure Type</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">Sealed</div></td>
</tr>
</tbody>
</table>
</div>
<div class="group_fDXOr6EpR9">
<div class="name_fDXOr6EpR9" data-selenium="specsItemGroupName">Drivers</div>
<table class="table_fDXOr6EpR9" data-selenium="specsItemGroupTable">
<tbody>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnLabel">HF Driver</td>
<td class="value_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv"><b>1 x </b>0.75" / 1.91 cm Aluminum Tweeter</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">LF Driver</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv"><b>1 x </b>4.5" / 11.43 cm Woofer</div></td>
</tr>
</tbody>
</table>
</div>
<div class="group_fDXOr6EpR9">
<div class="name_fDXOr6EpR9" data-selenium="specsItemGroupName">Performance</div>
<table class="table_fDXOr6EpR9" data-selenium="specsItemGroupTable">
<tbody>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnLabel">Frequency Range</td>
<td class="value_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">70 Hz to 20 kHz</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Maximum SPL</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">102 dB (Continuous)
108 dB (Peak)</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Sensitivity</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">87 dB (Ceiling-Center Mount)</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Coverage Angle</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">150° (Conical)</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Directivity</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">4.5 (Directivity/Q Factor)
6.5 dB (Directivity Index)</div></td>
</tr>
</tbody>
</table>
</div>
<div class="group_fDXOr6EpR9">
<div class="name_fDXOr6EpR9" data-selenium="specsItemGroupName">Connectivity</div>
<table class="table_fDXOr6EpR9" data-selenium="specsItemGroupTable">
<tbody>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnLabel">I/O</td>
<td class="value_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv"><b>1 x </b>Block 4-Pin Speaker Input/Thru</div></td>
</tr>
</tbody>
</table>
</div>
<div class="group_fDXOr6EpR9">
<div class="name_fDXOr6EpR9" data-selenium="specsItemGroupName">Environmental</div>
<table class="table_fDXOr6EpR9" data-selenium="specsItemGroupTable">
<tbody>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnLabel">Environmental Protection</td>
<td class="value_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">Advertised as Weather Resistant
*Manufacturer Testing: IP34</div></td>
</tr>
</tbody>
</table>
</div>
<div class="group_fDXOr6EpR9">
<div class="name_fDXOr6EpR9" data-selenium="specsItemGroupName">Physical</div>
<table class="table_fDXOr6EpR9" data-selenium="specsItemGroupTable">
<tbody>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnLabel">Color</td>
<td class="value_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">White</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Mounting</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">In-Ceiling</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Cutout Size</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">7.6 x 6.9" / 193 x 175.3 mm</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Mount Surface Thickness</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">0 to 2.2" / 0 to 5.6 cm</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Construction Material</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">ABS, Steel</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Dimensions</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">9.06 x 6.93" / 23 x 17.6 cm</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Weight</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">6.4 lb / 2.9 kg</div></td>
</tr>
</tbody>
</table>
</div>

N/A

VESA Pattern

N/A

N/A

TAA Compliant

N/A

N/A

PDF Documents

N/A

N/A

Diagonal Size

N/A

N/A

Dimensions

N/A

N/A

Aspect Ratio

N/A

N/A

Sensor

N/A

N/A

Resolution

N/A

N/A

Signal Sysyetm

N/A

N/A

Signal To Noise Ratio

N/A

N/A

Gain

N/A

N/A

Shutter Speed Range

N/A

N/A

Exposure Control

N/A

N/A

White Balance

N/A

N/A

Image Stabilization

N/A

N/A

Image Flip

N/A

N/A

ICR

N/A

N/A

Sync

N/A

N/A

Output

N/A

N/A

Audio Input

N/A

N/A

Audio

N/A

N/A

Camera Control

N/A

N/A

Focal Length

N/A

N/A

Minimum Object Distance

N/A

N/A

Pan Angle

N/A

N/A

Tilt Angle

N/A

N/A

Pan Speed

N/A

N/A

Tilt Speed

N/A

N/A

Presets

N/A

N/A

Operating Temperature

N/A

N/A

Power

N/A

N/A

Power Consumption

N/A

N/A

Minimum Illumination

N/A

N/A

Optical Zoom

N/A

N/A

TAA Compliant

N/A
View product

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