This QSC AD-C4T-LPZB-WH AcousticDesign 4.5 Inch 2-Way Low-Profile Zero-Bezel Ceiling Loudspeaker (Pair, White) is designed for foreground and background sound reinforcement applications. Each speaker has a 70/100V multi-tap transformer that can also be bypassed for use with 16-ohm speaker systems.
Each speaker features a 4.5" weather-treated paper cone woofer and a 0.75" aluminum dome tweeter positioned on a 150° DMT waveguide.
With a frequency response of 70 Hz to 20 kHz and a maximum SPL of 112 dB peak, these speakers are suitable for use in restaurants, retail stores, educational facilities, airports, and train stations.
Each speaker includes a C-ring, tile rail, rail screws, a Euroblock connector, a cutout template, and a grille.
QSC AD-C4T-LPZB-WH AcousticDesign 4.5 Inch 2-Way Low-Profile Zero-Bezel Ceiling Loudspeaker (Pair, White) Features:
- Zero-bezel design for modern applications
- Consistent tonal characteristics across the AcousticDesign Series for surface, ceiling, and pendant applications
- DMT (Directivity Matched Transition) waveguide ensures smooth, uniform frequency response over the coverage area
- Snap-fit magnetic grille
- 3 x double-stepped, long-travel dog-ear blind-mount system
- Intrinsic Correction voicings available via the Q-SYS Platform, including CX-Q amplifiers
- Blemish-free removable logo
- Removable conduit cover plate, also available as an accessory for pre-installation wiring
- UL1480 and UL2043 certified
- Available in white (RAL 9003), with black grille accessory sold separately

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HDTV Supply has QSC Level 1 certified expertise. Our team has completed QSC Level 1 Training, demonstrating foundational knowledge of the QSC platform, including system design, hardware and software, programming, and troubleshooting.
This training helps us provide knowledgeable product guidance when customers are selecting and deploying Q-SYS solutions. When you purchase Q-SYS products from HDTV Supply, you are working with a team that understands the Q-SYS platform and can help you make informed product and system decisions.
Why not buy this QSC AD-C4T-LPZB-WH AcousticDesign 4.5 Inch 2-Way Low-Profile Zero-Bezel Ceiling Loudspeaker (Pair, White) from HDTV Supply today?
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QSC AD-C4T-LPZB-WH AcousticDesign 4.5 Inch 2-Way Low-Profile Zero-Bezel Ceiling Loudspeaker (Pair, White) Specifications:
Why not buy this QSC AD-C4T-LPZB-WH AcousticDesign 4.5 Inch 2-Way Low-Profile Zero-Bezel Ceiling Loudspeaker (Pair, White) from HDTV Supply today?
QSC AD-C4T-LPZB-WH User Manual
Why not buy this QSC AD-C4T-LPZB-WH AcousticDesign 4.5 Inch 2-Way Low-Profile Zero-Bezel Ceiling Loudspeaker (Pair, White) from HDTV Supply today?
QSC AD-C4T-LPZB-WH AcousticDesign Ceiling Loudspeaker FAQs
Q1: What is the QSC AD-C4T-LPZB-WH?
A: The QSC AD-C4T-LPZB-WH is a pair of 4.5-inch, 2-way, low-profile, zero-bezel ceiling loudspeakers designed for foreground and background sound reinforcement.
Q2: How many speakers are included?
A: The package includes two white ceiling loudspeakers.
Q3: What size woofer does this speaker use?
A: Each speaker features a 4.5-inch weather-treated paper cone woofer.
Q4: What type of tweeter does it have?
A: Each speaker features a 0.75-inch waveguide-coupled aluminum dome tweeter.
Q5: What is the frequency range?
A: The specified frequency range is 70 Hz to 20 kHz at -10 dB.
Q6: What is the maximum SPL?
A: The detailed specifications list 106 dB continuous and 112 dB peak maximum SPL.
Q7: Does this speaker support 70V and 100V systems?
A: Yes. The built-in multi-tap transformer supports 70V and 100V distributed audio systems.
Q8: Can the transformer be bypassed?
A: Yes. The transformer can be bypassed for use with 16-ohm speaker systems.
Q9: What is the speaker's coverage angle?
A: The speaker has a 150-degree conical coverage angle.
Q10: What accessories are included?
A: Included accessories are C-rings, tile rails, rail screws, a Euroblock connector, a cutout template, and a grille for each speaker.
Q11: Where can these ceiling loudspeakers be installed?
A: They are suitable for foreground and background audio in restaurants, retail stores, educational facilities, airports, and train stations.
Q12: What is the benefit of the zero-bezel design?
A: The zero-bezel design provides a clean, discreet appearance for modern ceiling installations.
Q13: Is a black grille available?
A: Yes. A black grille accessory is sold separately from the white speaker pair.
Q14: Does this speaker support Q-SYS Intrinsic Correction voicings?
A: Yes. Intrinsic Correction voicings are available through the Q-SYS Platform, including CX-Q amplifiers.
Q15: Where can I find the user manual?
A: The user manual is linked in the Manuals tab on this product page.
Why not buy this QSC AD-C4T-LPZB-WH AcousticDesign 4.5 Inch 2-Way Low-Profile Zero-Bezel Ceiling Loudspeaker (Pair, White) from HDTV Supply today?
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QSC AD-C4T-LPZB-WH AcousticDesign 4.5 Inch 2-Way Low-Profile Zero-Bezel Ceiling Loudspeaker (White)
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QSC AD-C4T-LPZB-WH AcousticDesign 4.5 Inch 2-Way Low-Profile Zero-Bezel Ceiling Loudspeaker
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