NL-C4 network loudspeaker

Q-SYS network ceiling-mount loudspeaker

The Q-SYS NL-C4 is a network PoE loudspeaker that delivers clear speech and music reproduction natively to Q-SYS. The ceiling-mount loudspeaker features a four-inch, full-range driver, and can be integrated into your space with a single Ethernet cable to reduce overall hardware footprint and lower system cost. As a native Q-SYS Product, you can take advantage of the drag-and-drop integration and simple control capabilities offered by Q-SYS.


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Features & Benefits

  • Native PoE ceiling-mount loudspeaker for Q-SYS
  • 4-inch, full-range driver
  • Powered-over-Ethernet enables power, data, and control over a single cable
  • Consistent tonal characteristics across the entire NL Series family to let you mix and match form factors
  • Q-SYS integrates loudspeaker voicings (Intrinsic Correction™) to simplify the tuning process
  • Comprehensive management via Q-SYS Designer Software and Q-SYS Reflect Enterprise Manager
  • Available in white (RAL 9010) only

Full-range ceiling-mount PoE loudspeaker: The Q-SYS NL-C4 features a 4-inch, full-range driver in a ceiling-mount enclosure that delivers both clear speech and music reproduction for any high-value collaboration space.

Mix and Match: NL Series network loudspeakers are built on the same design principles as the QSC AcousticDesign™ Series, featuring a sleek, unobtrusive design along with the same sonic characteristics that allow integrators to mix-and-match form factors to fit the unique needs of any space.

Go Easy: NL Series network loudspeakers are powered-over-Ethernet (PoE), which means native Q-SYS audio data, power and control and are delivered over a single cable, greatly simplifying installation and deployment while reducing rack space requirement.

Intrinsic Correction: To simplify the tuning process, Q-SYS automatically integrates loudspeaker voicings (Intrinsic Correction™) to simplify the tuning process.

Remote Monitoring and Management: NL Series network loudspeakers are the first loudspeakers that can be automatically monitored and managed by Q-SYS Reflect Enterprise Manager every step of the way, from the audio source all the way through the loudspeaker driver.

Designed for Q-SYS: Q-SYS NL Series PoE loudspeakers are native to Q-SYS, a cloud-manageable audio, video and control platform, built to deliver scalable, flexible AV solutions into the future. Learn more about the Q-SYS.

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Specifications NL-C4
Loudspeaker type Network PoE ceiling-mount loudspeaker for Q-SYS
Driver 4-in (101.6 mm) full-range, paper cone woofer, ferrite magnet
Effective frequency range 100 Hz to 20 kHz
Rated noise power / voltage (W rms) 12 W (PoE), 24 W (PoE+)
Rated coverage (-6 dB) 120°
Directivity factor 3.8
Directivity index 5.8 dB
Maximum continuous SPL 94 dB (PoE), 97 dB (PoE+)
Maximum peak SPL 108 dB (PoE), 111 dB (PoE+)
Input connector type RJ45, Q-LAN
Enclosure material ABS baffle on powder steel back can
Grille material Powder coated steel
Ingress protection IP34
Cutout dimension 3.11 in (179 mm) hole diameter
Net Weight 3.5 lbs (1.6 kg)
Product dimensions
(diameter x height)
8.46 x 4.13 in (215 x 105 mm)
Operating environment Desgined for indoor use
Operating temperature range 10° to 40° C
Included accessories C-rings and tile rails, rail screws, cut-out template, grille
Safety agency UL/IEC 62368-1
Plenum rating UL 2043
Power requirements PoE (Type 1 Class 3) or PoE+ (Type 2 Class 4)


*All specifications are subject to change without notice.