E3 R12 Speaker

In the world of professional karaoke audio equipment, the E3 R12 stands out as a worthwhile choice thanks to its combination of technically sound design, balanced sound quality, and impressive performance in a variety of environments.

General introduction to karaoke speaker E3 R12

The E3 R12 karaoke speaker is a professional karaoke speaker from the R-series of the E3 Audio brand, notable for its robust design, detailed sound, and stable performance in various conditions. With a 30cm bass driver, high sensitivity, and a power output of up to 300W RMS, the E3 R12 is suitable for commercial karaoke businesses, high-end home karaoke rooms, or medium-sized stage sound systems.

Outstanding product specifications:

• Frequency response range 35Hz–20kHz: Allows the speaker to reproduce sound from deep bass to clear highs.
• Sensitivity 97dB (1W/1m): High sound efficiency, easy to match with low power amplifier.
• Nominal impedance 8Ω: Compatible with many popular karaoke amplifiers.
• Rated power 300W RMS: Ensures strong, stable operation over a long period of time.
• Negative coverage angle 80° × 50°: Sound spreads evenly, suitable for hanging in rooms with medium area.
• Maximum sound pressure level 122dB: Provides loud, clean, distortion-free sound at high volume.
• 2 speakon NL4 inputs: Support professional connection, easy to install and connect in sound system.

Detailed review of features and specifications of E3 R12 speaker

The E3 R12 karaoke speaker impresses not only with its sturdy and professional design, but also stands out thanks to its powerful sound, wide frequency range reproduction, and stable performance.

Modern speaker cabinet design, optimized acoustics

The E3 R12 speaker features a bass-reflex enclosure design, constructed from high-quality MDF wood with a scratch-resistant and moisture-resistant paint finish. Its slim yet sturdy design ensures durability in high-intensity commercial karaoke environments.

The front is a thick metal grille, protecting the internal speaker from mechanical impact and dirt. The rear vent design helps to expand the bass range, increase bass performance and reduce distortion when operating at high power levels.

30cm bass driver – the foundation for deep, solid bass

The E3 R12 speaker is equipped with a 12-inch (305mm) bass driver with a high-pressure pressed composite fiber diaphragm, ensuring stable rigidity and elasticity. As a result, the speaker can reproduce bass frequencies down to 35Hz, delivering a solid, clear sound without muddiness. This bass range is particularly useful for genres requiring power, such as bolero, pop remixes, or dance music.

Wide frequency range – Full sound from bass to treble

With a frequency response from 35Hz to 20kHz, the E3 R12 is capable of reproducing the entire audible range. From deep bass to clear treble, the speaker maintains detail and balance. This is crucial for karaoke, as the music and vocals must blend seamlessly, allowing users to easily control volume and emotion during performances.

High sensitivity – Save amplifier power

One of the major advantages of the E3 R12 speaker is its sensitivity of up to 97dB (1W/1m). This means that with only a small amount of power from the amplifier, the speaker can still produce loud and clear sound. Therefore, users can combine the speaker with a moderately powerful amplifier while still achieving high efficiency, avoiding energy waste and reducing the risk of distortion when operating continuously for extended periods.

Powerful capacity – Suitable for large spaces

The E3 R12 speaker has a rated power of 300W RMS and can handle higher power levels at peak. This allows the speaker to perform powerfully in karaoke rooms ranging from 25–40m² or in small stage sound systems.

When used with a suitable power amplifier, the E3 R12 easily produces high volume without distortion, maintaining stable sound quality even when singing loudly or playing background music at high levels.

Wide sound coverage – Even sound diffusion

With an 80° horizontal × 50° vertical coverage angle, the E3 R12 speaker ensures even sound distribution throughout the room. Listeners, whether standing in the center or on either side, can perceive clear sound without sound pooling or loss of detail. This is especially important in karaoke rooms with many obstacles or asymmetrical designs.

Professional standard connection – Integrated Speakon NL4 port

The E3 R12 karaoke speaker uses two Speakon NL4 connectors, a common connection standard in professional audio systems. Speakon allows for faster, safer connections and better noise immunity compared to conventional jacks. The two connectors also make it easy for users to create speaker chains (loops) or branch out in multi-speaker systems.

Flexible, popular application of E3 R12

With a powerful design, high quality sound and easy pairing, the E3 R12 karaoke speaker is widely used in many different spaces, from home entertainment to professional performances.

• High-class family karaoke room: Clean sound, solid bass, easy to match with existing amplifier - suitable for space 20-30m².
• Professional business karaoke room: High durability, large capacity, continuous stable operation - ideal for karaoke rooms from 25-40m².
• Sound system for mini hall or medium stage: 300W RMS power and 122dB SPL help the speaker respond well to medium-sized event spaces under 500 people.
• Coffee shop – acoustic live: The speaker is easy to arrange, has wide sound coverage, and can perform natural vocals and instruments such as guitars, violins, etc.
• Speaker system for teaching and presentation: Clear sound, high sensitivity, suitable for classrooms, training centers, meeting rooms from 40-50m².

Where to buy cheap, genuine, high-end E3 R12 speakers?

Currently, the E3 R12 speaker is officially distributed by Phuc Truong Audio – a reputable company specializing in providing high-end karaoke, stage, and auditorium audio equipment.

All products at Phuc Truong Audio are committed to be 100% genuine, with full CO/CQ, 24-month warranty, and nationwide installation support. Come to the showroom to experience the reality and receive advice on optimal sound configuration according to your needs.

Frequently asked questions when buying karaoke speakers E3 R12

Is the E3 R12 speaker suitable for use in a 20m² karaoke room?

Perfectly suitable, even with ample power. With 300W RMS power and 97dB sensitivity, this karaoke system easily fills a 20–30m² space without needing an overly large amplifier .

What is the minimum amplifier power required for the E3 R12 speaker?

At least a 500W/8Ω amplifier should be used to ensure enough headroom and avoid distortion when singing loudly or playing deep bass.

Should the E3 R12 karaoke speaker be combined with a subwoofer?

You can add a subwoofer if you need more bass power or if you're using it in a space larger than 35m². The 35Hz frequency range is already very deep, but pairing it with a 15″ subwoofer will extend the effect and increase low-frequency coverage.

Can the E3 R12 speaker be used outdoors?

Can be used outdoors with a roof, but is not waterproof. With an SPL of 122dB, the speaker is capable of serving an open space of about 50–70 people if set up correctly.