T.I Pro Audio PRO-3123 Dual 12-Inch 3-Way Line Array System with PRO-218A Subwoofer | Stadium, Concert, Theater Sound Solution
T.i Audio PRO-3123 Dual 12-Inch 3-Way Line Array System with PRO-218A Dual 18-Inch Subwoofer — touring-grade clarity and punch for stadiums, concerts and theaters. Scalable, high-output array, easy rigging and precise coverage for pro sound.
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01
Parameters
Parameters
Rated power | 1100W | Coverage (HxV) | 100° × 10° |
Drivers |
LF Drivers: 2 × 12-inch precision woofers (75mm voice coil) MF Driver: 1 × 10-inch precision midrange (65mm voice coil) HF Driver: 1 × 3-inch compression driver (75mm voice coil) |
Case material | primary birch plywood |
Impedance | 8Ω | Frequency response | 50Hz – 20kHz |
Max SPL | 129dB / 132dB | Sensitivity | 104 dB SPL (1W/1m) |
Product Name | Model | Parameter |
Three way 12 inch passive line array | Pro-3123 |
Pro-3123 adopts a passive three-way design, equipped with two 12-inch woofers, a 10-inch midrange unit and a 3-inch compression tweeter. With the dedicated tweeter horn, the audio is restored to be clear, mellow and sweet. The cabinet made of high-grade birch plywood designed by computer precision calculation is sprayed with high- strength environmentally friendly paint to minimize the energy distortion caused by the resonance of the cabinet. Special precision hanging parts are easy and quick to install. If used with Pro-218A subwoofer, the low frequency can be extended to 30Hz. Application areas: stadiums, live performances, outdoor performances, theaters, multi-purpose halls, etc. Rated power: 1100W Sound pressure sensitivity: 104dB SPL Maximum continuous sound pressure level: 129dB SPL Peak sound pressure value: 132dB SPL Coverage angle: (H×V) -6dB Horizontal: 100° Vertical: 10° Low frequency: 2× 12-inch precision low frequency transducer Mid-frequency: 1× 10-inch precision mid-frequency transducer High frequency: 1× 3-inch precision high frequency driver Low frequency: 75mm Mid-frequency: 65mm |
Double 18 inch Subwoofer | Pro-218A |
The Pro-218A subwoofer system is equipped with two 18-inch subwoofer audio units, and the high-energy driver is installed in a well-designed direct-radiation box. The Pro-218A subwoofer system is an important part of the full-range audio system. It has a deep and rich low-frequency output, strong impact, penetration and listening durability. It is used in large dynamic balance subwoofer response occasions. Application areas: stadiums, live performances, outdoor performances, theaters, bars, multi-function halls, etc. Rated power: 1600W Sound pressure sensitivity (1 watt.1 meter): 102 dB SPL Maximum continuous sound pressure level: 130 dB SPL Peak sound pressure value: 133 dB SPL Box Internally reinforced: 18 mm thick high-strength birch laminate |
02
Product advantages
Manufacture & Professional & Unique
Pro-3123 Line Array adopts a 3-way passive design with dual 12-inch woofers, a 10-inch midrange, and a 3-inch compression driver, delivering powerful low frequencies, transparent mids, and sweet, clear highs. Combined with the PRO-218A Dual 18-inch Subwoofer, the system extends low frequency response down to 30Hz, providing impactful bass with exceptional depth.
Paired with Pro-15MA stage monitors, Pro-series amplifiers (1500/1800/800), Pro-480 DSP processor, Pro-12GX mixer, and Pro-880A wireless microphone system, the Pro-3123 setup offers a complete, stable, and professional-grade sound system suitable for any demanding application.
The enclosures are made from high-strength birch plywood with precision CNC design, internal reinforcement, and eco-friendly protective coating. Rigging hardware ensures fast, safe, and flexible installation.
Whether for sports stadiums, live concerts, touring shows, theaters, or large-scale events, the Pro-3123 system delivers high SPL output, wide coverage, and natural sound reproduction for a truly immersive audio experience.

03
Detail and Feature
Material Introduction
We pay attention to the production of every detail of our products to ensure that they are delivered with the utmost perfection.




04
Product Application
Application
T.I products are sold in over 100 countries around the world and gain a good reputation from their numerous customers. I provide a whole set of pro audio systems for all kinds of events. Including a crusade, wedding, hotel, church, stadium, live sound, DJ show, party, concert, and so on. The best engineers and sales team provide all the services and products you need.


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T.IProAudioFactory
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T.I Pro Audio
Lisa Han
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