Array Speaker DE Acoustics HTL-3210

The DE Acoustics HTL‑3210 is a premium line array loudspeaker specifically tuned for professional performance spaces where precise sound coverage, wide frequency range and durability in harsh environments are required.

General introduction to DE Acoustics HTL-3210 Array speaker

DE Acoustics HTL‑3210 Array Speaker is a professional 2-way full-range speaker model, designed for stage sound systems, halls and large performance spaces. With a sturdy design, high performance, powerful sound, the product is suitable for performance needs requiring wide coverage and sharp sound quality.

• Model: HTL‑3210 is the product code representing DE Acoustics' professional array speaker line.
• Speaker Type: 2-way full-range speaker configuration, clearly separating low and high ranges.
• Woofer: Equipped with 2 bass 10 inch (25 cm) coil 2.5" for strong and solid bass.
• Tweeter: Using a 1 inch tweeter, 3″ voice coil for clear high range and low distortion.
• Frequency range: Frequency response from 65Hz – 19kHz, ensuring adequate bass-mid-treble reproduction.
• Impedance: 16 Ohm, easy to connect multiple speakers in parallel without worrying about overloading the amplifier.
• Sound coverage angle: 110° horizontal x 10° vertical, ideal for long halls, sloping auditoriums.
• Connection: Separate signal wire LF: 1+ 1– / HF: 2+ 2–, supports standard technical bi-amp connection.
• Speaker box: Made from 18mm multi-layer birch wood, coated with black plastic to prevent water and dust.
• Socket: Using waterproof socket ensures outdoor safety and high durability.
• Size: 758 x 306 x 446 mm, modern vertical form, easy to stack or hang line array.
• Weight: 34kg, moderate weight for a thick wooden box dual bass array speaker.

Detailed review of features and specifications of DE Acoustics HTL-3210

To understand why DE Acoustics HTL‑3210 become a worthy choice for professional stage sound systems, we need to delve into each of the structural features, performance and practical features of this product. Below is a detailed analysis of each of the most prominent aspects.

2-way full-range speaker structure – optimized crossover and full sound reproduction

DE Acoustics HTL‑3210 Speakers designed according to the 2-way standard - a specialized configuration that separates the low frequency and high frequency ranges. Specifically, the bass speaker section includes 2 10-inch (25 cm) speakers with a large 2.5″ voice coil, helping to reproduce strong, clean bass and mid-bass ranges, without buzzing or breaking when operating at high intensity.

Meanwhile, the treble speaker uses a 1-inch (3 cm) driver with a 7.6″ voice coil, which is rare in mid-sized arrays, for clear high frequencies that are not harsh and ensure vocal clarity, even in crowded and noisy spaces.

Wide frequency range 65Hz – 19kHz: balanced sound from bass to treble

The frequency response of 65Hz – 19kHz means the speaker can reproduce almost full-range sound, deep enough to express clear bass, and high enough to express bright sounds such as cymbals, violins or soprano voices. This makes the HTL‑3210 a suitable solution for karaoke, stage performances, and live audio conferences.

110° x 10° coverage angle – ideal for long spaces, auditoriums and stages

The loudspeaker’s coverage is oriented in a line array format, with a horizontal angle of 110° and a vertical angle of 10°. This configuration allows the sound to spread evenly across the horizontal space while maintaining vertical accuracy – especially effective in long auditoriums, outdoor stages, or multi-story theaters. The high directivity also minimizes unwanted reflections and resonances.

18mm birch wood speaker cabinet construction – sturdy, waterproof, dustproof

The speaker cabinet is made of 18mm thick birch plywood, coated with waterproof black plastic paint and dustproof treatment to help the device withstand the harsh conditions of outdoor stages, especially in Vietnam - where the hot and humid climate can easily damage the device.

Not only is this wood material mechanically sturdy, it also has better resonance properties than plastic, making the sound warmer and significantly more solid. In addition, the speaker is also equipped with a waterproof signal socket, ensuring electrical safety and stable connection when installed outdoors or in humid environments.

16 Ohm impedance – flexible when connecting multi-speaker systems

One of the notable strengths is the 16Ω impedance, which is higher than the common level (8Ω). This makes it easy for users to connect 2 speakers in parallel to 8Ω impedance to combine with a normal power amplifier without overloading. With this impedance, a sound system using multiple HTL‑3210 speakers can be expanded without the need for overly complex signal processing equipment or extremely large amplifiers.

Independent LF/HF connection – supports Bi-Amp connection according to stage technical standards

The HTL‑3210 is designed with a separate signal line for LF (1+ 1–) and HF (2+ 2–). The separation of the low and high signal lines not only helps the speaker support Bi-Amp connection (using 2 separate amplifiers for bass and treble), but also optimizes signal processing, reduces distortion and improves sound resolution when used with DSP processing equipment. This feature is usually only found on high-end professional performance speakers.

Flexible, popular applications of the DE Acoustics HTL-3210 Array

With its professional design, wide sound coverage and durable outdoor performance, the DE Acoustics HTL‑3210 is not only suitable for stage performances but also widely used in many different practical spaces.

• Outdoor stage: Water resistant, 110° coverage angle helps to cover sound evenly in a large space, serving hundreds of listeners.
• Great Hall: Directional array design helps sound spread evenly from front to back, avoiding echoes.
• Churches & religious buildings: 10° vertical coverage angle is ideal for long-distance sound transmission without ceiling reflection, ensuring speech clarity.
• Conference & Event Center: Wide frequency response, clean and clear sound, suitable for presentations, performances, multi-function events.
• High-end business bar – karaoke room: Ability to handle high volume, maintain solid sound quality, powerful bass in closed spaces, good sound insulation.

Address to buy genuine, reputable DE Acoustics HTL-3210 Array speakers

DE Acoustics HTL‑3210 Array Speaker Currently being officially distributed at Phuc Truong Audio - a unit specializing in providing professional stage, hall and event sound equipment.

Products here are committed to be 100% genuine, with full CO/CQ, clear warranty and on-site technical support. When purchasing HTL‑3210, customers will be advised on system configuration suitable for actual spaces such as outdoor stages, churches, halls, etc.

Phuc Truong Audio also allows you to test the sound directly at the showroom, helping you evaluate the actual sound quality before investing. This is a reliable address in Ho Chi Minh City if you are looking to buy genuine, high-quality DE Acoustics array speakers.

Frequently asked questions about DE Acoustics HTL-3210 speakers

Is the DE Acoustics HTL‑3210 Array Speaker suitable for home karaoke systems?

DE Acoustics HTL‑3210 Array Speaker not suitable for family karaoke system because of its large capacity and space-oriented design.

Can the DE Acoustics HTL‑3210 be used for outdoor stages?

Yes, the speaker is designed to be waterproof, dustproof, and built to withstand harsh conditions.

Should the DE Acoustics HTL‑3210 Array Speaker be combined with a subwoofer?

Yes. The speaker's bass range starts at 65Hz, which is enough for vocals or speech, but if the system specializes in DJ, live band, EDM or dance music, it should be combined subwoofer 18 inch or dual 15 inch to reproduce frequencies below 60Hz, ensuring full and powerful bass.

Which mixer should I pair the DE Acoustics HTL‑3210 Speaker with?

Should be combined with mix have separate output ports or are used with a digital signal processing (DSP) system. Digital mixers such as the Yamaha TF3, Soundcraft Si Expression, Allen & Heath SQ are suitable choices when managing multiple channels and complex performance configurations.

Does the DE Acoustics HTL‑3210 have built-in DSP or crossover?

Is not. DE Acoustics HTL‑3210 Array Speaker No built-in DSP, only passive crossover or Bi-Amp support. Users should connect via external DSP device such as DBX DriveRack, EUDAC CM-48 Pro or BSS Soundweb to adjust crossover, delay, limiter… according to actual configuration.