FEATURES:​

• 2.5” Speaker 

• Neodymium Magnet

• Rated Power 30W*6 = 180W

• 103 dB SPL 1W / 1m sensitivity

• Frequency Range 150Hz - 18KHz

• Metal/White based Black color

• Durable and Weather-Resistant

• Crystal Clear Speech

• Long Throw Performance

• Even Sound Distribution

• Reduced Acoustic Feedback

The GM Audio CU-NX2 Column Speaker is a high-performance passive speaker system engineered to deliver powerful, clear, and evenly distributed sound for professional audio environments. Designed with a sleek and elegant column structure, the CU-NX2 combines modern aesthetics with advanced acoustic performance, making it an excellent solution for installations where both sound quality and visual appearance are equally important. Whether installed in houses of worship, auditoriums, meeting rooms, or hospitality venues, the CU-NX2 provides consistent, high-intelligibility audio that enhances the listening experience for every audience member.

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At the heart of the CU-NX2 are six high-efficiency 2.5-inch drivers equipped with neodymium magnets. Neodymium technology allows the speaker to remain lightweight while delivering strong magnetic force, resulting in improved driver control and enhanced audio accuracy. Each driver is rated at 30 watts, providing a total rated power handling of 180 watts. This configuration allows the speaker to produce powerful sound output while maintaining clarity and detail across the entire listening area.

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The CU-NX2 offers an impressive sensitivity rating of 103 dB at 1W/1m, meaning the speaker can produce high sound pressure levels even with moderate amplifier power. This efficiency ensures excellent performance in both small and large venues while reducing the strain on amplification systems. The speaker’s frequency response of 150 Hz to 18 kHz is optimized for speech clarity and vocal presence, which makes it particularly effective for spoken-word applications such as conferences, lectures, religious services, and presentations. At the same time, the speaker reproduces background music with natural balance and smooth tonal characteristics.

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One of the defining advantages of the CU-NX2 is its column speaker design, which provides controlled vertical dispersion and wide horizontal coverage. This acoustic pattern allows the speaker to distribute sound evenly across a room while minimizing reflections from ceilings and floors. The result is improved speech intelligibility and reduced echo in reverberant spaces. In large halls or rooms with challenging acoustics, this design helps maintain consistent sound levels from the front row to the back of the venue.

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The CU-NX2 also offers long-throw performance, meaning it can project sound clearly over longer distances compared to conventional compact speakers. This makes it ideal for spaces where the audience is spread out across a wide area. Instead of requiring multiple loudspeakers to cover the same distance, the CU-NX2 can provide efficient coverage with fewer units, simplifying installation and maintaining a cleaner aesthetic.

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Another important feature of the CU-NX2 is its ability to reduce acoustic feedback, a common issue in environments where microphones and speakers operate in close proximity. The column configuration helps direct sound toward the audience rather than toward microphones on stage or podiums. This design improves system stability and allows higher gain levels without feedback, ensuring that speech remains clear and intelligible throughout the event.

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The speaker is housed in a durable metal enclosure with a high-quality perforated grille, providing excellent protection for the internal components while maintaining a professional appearance. The robust construction ensures long-term reliability even in demanding environments such as auditoriums, public venues, and commercial installations. The CU-NX2 is available in black or white finishes, allowing it to blend seamlessly into different architectural designs and interior styles.

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In addition to its acoustic performance, the CU-NX2 integrates seamlessly with GM Audio BD Series network amplifiers, which support AES67 audio networking technology. AES67 allows high-quality digital audio to be transmitted over standard Ethernet networks, making it easier to distribute audio across large installations. When used with GM Audio network amplifiers, the CU-NX2 benefits from advanced digital processing capabilities including FIR (Finite Impulse Response) and IIR (Infinite Impulse Response) filters. These technologies allow system engineers to precisely tune the audio response for different environments, ensuring optimal sound performance in any installation.

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The speaker’s slim and elegant design is another key advantage. Traditional large speakers can be visually intrusive in venues that require a clean and professional look. The CU-NX2’s vertical column form factor allows it to be mounted discreetly on walls or pillars without distracting from the architecture of the space. This makes it especially suitable for venues such as churches, hotels, and conference halls where aesthetics are important.

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Because of its versatility, the CU-NX2 is suitable for a wide range of professional applications. In churches and places of worship, the speaker provides clear speech projection so that sermons, prayers, and music can be heard clearly throughout the congregation. In conference rooms and meeting halls, it ensures that presentations and discussions are audible for every participant. In auditoriums and lecture halls, the speaker’s long-throw capability helps maintain consistent sound coverage even in large seating areas.

The CU-NX2 is also ideal for restaurants, cafés, and hospitality venues, where it can provide pleasant background music and announcements without overpowering the environment. In schools and educational institutions, it supports clear audio for lectures and public address systems. Hotels and banquet halls can benefit from the speaker’s elegant design and reliable performance during conferences, weddings, and large events.

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Another advantage of the CU-NX2 is its even sound distribution, which ensures that listeners across the entire space experience balanced audio levels. Unlike conventional speakers that may produce hotspots or uneven coverage, the column array design helps maintain consistent sound pressure levels throughout the venue. This improves overall listener comfort and ensures that every seat receives clear and intelligible sound.

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Durability is also a major design priority for the CU-NX2. The weather-resistant construction and strong metal body make the speaker suitable for both indoor and semi-outdoor installations. The protective grille prevents dust and minor impacts from affecting the internal components, ensuring reliable performance for years of continuous operation.

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Overall, the GM Audio CU-NX2 Column Speaker represents a perfect combination of power, clarity, efficiency, and modern design. With its 180-watt power handling, high sensitivity, neodymium drivers, and advanced acoustic design, the speaker delivers professional-grade audio performance across a wide range of environments. Its compatibility with AES67 network audio systems and GM Audio amplifiers further enhances its flexibility for modern audio installations.

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Whether used in a house of worship, conference center, educational institution, or hospitality venue, the CU-NX2 provides crystal-clear speech, balanced music reproduction, long-distance coverage, and elegant aesthetics. Designed to meet the demands of professional sound reinforcement systems, the CU-NX2 ensures that every word and every note is heard with precision, making it a reliable choice for high-quality audio installations. 

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Speaker Info

The CU-NX2 2.5-inch full-range speaker is a compact, high-performance driver designed to deliver clear, balanced, and reliable sound reproduction across a wide frequency range. Engineered with precision electroacoustic technology, this speaker provides stable impedance characteristics, consistent sound pressure output, and durable construction suitable for professional and commercial audio systems.

The speaker features a curved anodized black aluminum frame with a rubber surround and internal magnet structure, ensuring durability, efficient heat dissipation, and long-term reliability. Its compact design allows seamless integration into small speaker enclosures while maintaining excellent acoustic performance.

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The driver has a nominal impedance of 4Ω and a rated power handling of 30W, with a maximum power capacity of 35W. It delivers an effective frequency response from approximately 155 Hz to 12 kHz, enabling clear reproduction of mid-range and high-frequency audio. The speaker provides an output sound pressure level of around 84 dB (1W/1m), ensuring efficient acoustic performance for compact audio systems.

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The resonance frequency is approximately 155 Hz, allowing balanced mid-bass response in compact enclosures. Distortion levels remain below 5% at 1 kHz, ensuring clean and natural sound reproduction even during extended operation. The speaker parameters are measured using professional electroacoustic testing systems to ensure consistent acoustic performance and accurate parameter control.

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To ensure long-term reliability, the speaker undergoes multiple durability tests including 96-hour rated power testing using pink noise, high-temperature testing, low-temperature storage testing, humidity resistance testing, and mechanical impact testing. These tests confirm stable operation even under demanding environmental conditions.

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The driver incorporates a high-efficiency magnetic circuit and precision voice coil assembly, enabling stable acoustic output and fast transient response. With a compact frame size of approximately 66 mm, the speaker can be easily integrated into various audio systems and compact speaker designs.

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