Amplifier E3 D2.5

The E3 D2.5 amplifier is an integrated power amplifier designed for sound systems requiring a compact, stable, and easy-to-integrate setup. Suitable for home karaoke systems, entertainment rooms, acoustic cafes, and small business spaces, it provides an effective amplification and sound processing solution, meeting the needs of everyday karaoke singing and music listening.

Introducing the E3 D2.5 Karaoke Amplifier

The E3 D2.5 amplifier is a karaoke amplifier equipped with a Class TD amplification circuit, delivering 2 x 500W of power at 8Ω (EIAJ), making it well-suited for pairing with many karaoke speakers and medium-power full-range speakers. The device boasts a frequency response of 20Hz – 20kHz (±1dB), reproducing the full range of sound from low to high frequencies, providing a balanced and clear music listening and karaoke experience.

Technical parameters of the product to consider:

• Power output: 2 × 500W (8Ω, EIAJ) The E3 D2.5 amplifier delivers 500W per channel at 8Ω impedance according to the EIAJ standard, meeting the needs for pairing with many karaoke speakers and medium-power full-range speakers. This power level is suitable for high-end home karaoke systems, small-scale karaoke businesses, and commercial sound systems.
• Class TD amplifier circuit: The device utilizes Class TD circuitry, combining the advantages of high efficiency and stable sound reproduction. This technology ensures the amplifier's durability, reduces heat dissipation, and maintains performance during continuous operation.
• Frequency response range: 20Hz – 20kHz (±1dB) The wide frequency range ensures full reproduction of all sound frequencies, from bass and mid to treble, effectively meeting the needs of both music listening and karaoke singing with balanced sound quality.
• Microphone input sensitivity: 11mV The appropriate sensitivity level helps the microphone effectively capture signals, ensuring clear vocals and easy compatibility with many popular karaoke microphone models.
• Music input sensitivity 210mV: The device is compatible with various sources such as karaoke players, music players, TV boxes, or other entertainment devices, ensuring stable input signals and easy connectivity.
• Mid-range adjustment (±14dB): The amplifier allows you to increase or decrease the midrange frequency at 100Hz and 10kHz, helping users fine-tune the sound quality to suit different spaces and listening preferences.
• 7-band EQ Micro (±10dB): The microphone calibration system at 57Hz, 134Hz, 400Hz, 1kHz, 2.5kHz, 6.3kHz, and 10kHz optimizes vocals, reduces feedback, and improves vocal clarity.
• EQ Music 7-band (±10dB): This dedicated music equalizer features frequency ranges of 57Hz, 134Hz, 400Hz, 1kHz, 2.5kHz, 6.3kHz, and 16kHz, allowing users to adjust the sound for various music genres.
• Low-frequency cut-off filter for microphones: The device integrates 30Hz, 50Hz, 80Hz, and 100Hz levels, helping to eliminate hum, background vibration, and low-frequency noise, resulting in cleaner and clearer vocals.
• Signal-to-noise ratio (SNR) ≥95dB: A high SNR (Surface Noise Reduction) helps minimize background noise during amplification, resulting in clear and stable sound quality when listening to music or singing karaoke.

Key features of the E3 D2.5 power amplifier

The E3 D2.5 power amplifier is an integrated sound solution for karaoke, offering stable amplification, flexible signal processing, and easy compatibility with a wide range of speakers. Below are some of the product's outstanding advantages:

• Convenient integrated amplifier design: Combining the signal processor and amplifier circuit in a single device saves installation space, reduces the number of devices, and simplifies system connectivity.
• Powerful 2 x 500W output: Providing a power output of 2 × 500W at 8Ω (EIAJ), it is suitable for many karaoke speakers and medium-power full-range speakers, meeting the needs of home entertainment and small-scale businesses.
• Class TD amplifier circuit: Utilizing Class TD technology, it delivers high amplification efficiency, stable operation, and reduced heat generation during operation.
• Wide frequency response: The 20Hz – 20kHz (±1dB) frequency range fully reproduces the entire sound spectrum from bass and mid to treble, delivering balanced and detailed sound when listening to music or singing karaoke.
• Separate EQ for Microphone and Music: Equipped with an independent equalization system for microphone and music, allowing users to fine-tune the sound quality for different music genres, environments, and vocal styles.
• Low-frequency cut-off filter for microphones: It supports 30Hz, 50Hz, 80Hz, and 100Hz frequencies, helping to reduce hum, background noise, and microphone interference, improving vocal quality.
• High signal-to-noise ratio: An SNR of ≥95dB results in a cleaner output signal, reduces background noise, and contributes to a clear and stable audio experience.
• Flexible combination ability: With its suitable input sensitivity, the E3 D2.5 easily connects to karaoke speakers, wireless microphones, karaoke players, TVs, music players, and many other audio sources.
• Diverse applications: Suitable for home karaoke systems, entertainment rooms, acoustic cafes, small-scale karaoke businesses, and commercial sound systems requiring a compact, easy-to-use solution.

Detailed review of the E3 D2.5 amplifier.

The optimal solution for a compact karaoke system.

The strength of the E3 D2.5 amplifier lies in its ability to integrate the power amplifier and sound processing unit into a single device. This eliminates the need for a separate power amplifier, saves installation space, and simplifies the connection process. It's a suitable choice for those who want to build a compact karaoke system while still ensuring effective performance.

Flexible sound adjustment capabilities

Beyond simply amplifying signals, the E3 D2.5 is equipped with independent EQ for music and microphone, allowing users to customize various frequency ranges to suit different vocal styles and environments. In particular, the low-cut filter with multiple selectable levels helps reduce hum, vibration, and unwanted noise from the microphone, contributing to a more pleasant karaoke experience.

Stable and reliable operation

The amplifier utilizes a Class TD amplification circuit, combined with an SNR ratio of ≥95dB, resulting in a clean output signal, reduced noise, and stable sound quality. The device is designed to meet the demands of continuous operation in home entertainment spaces or small-scale businesses, while also ensuring good compatibility with many current karaoke speaker models.

A suitable choice for a variety of uses.

With a power output of 2 x 500W, flexible adjustment capabilities, and an integrated design, the E3 D2.5 amplifier is suitable for home karaoke systems, entertainment rooms, acoustic cafes, homestays, VIP singing rooms, and small-scale commercial karaoke venues. If users need a device that is both easy to use and cost-effective while still meeting their music listening and karaoke needs, the E3 D2.5 is a worthwhile option.

Applications of the E3 D2.5 Power Amplifier

The E3 D2.5 amplifier is an integrated audio solution suitable for a variety of entertainment and business needs, thanks to its ability to both process signals and amplify power in a single device. With its compact design and flexible pairing capabilities, the product performs well in many different application models.

• Family karaoke system.
• Small-scale karaoke business.
• Acoustic café and entertainment room.
• Commercial sound system.
• Compatible with a wide range of audio equipment.

Where can I buy a genuine and reliable E3 D2.5 amplifier?

To own a genuine E3 D2.5 amplifier, you should choose reputable audio equipment distributors with clear product origins, comprehensive warranty policies, and a team of technicians knowledgeable about system matching. Buying from a reliable source not only ensures product quality but also provides peace of mind during long-term use.

Phuc Truong Audio is one of the leading suppliers of genuine audio equipment, trusted by many individual customers, businesses, and karaoke establishments. Here, customers can find a full range of products such as karaoke amplifiers, karaoke speakers, power amplifiers, digital processors, mixers, wireless microphones, subwoofers, and many other audio accessories from famous brands.

The E3 D2.5 amplifier is highly regarded for its ability to integrate power amplification and sound processing in a single device, making it suitable for home karaoke systems, small-scale karaoke businesses, acoustic cafes, and entertainment rooms. When purchasing from Phuc Truong Audio, customers will receive expert advice from our technical team on selecting the appropriate configuration based on room size, speaker power, impedance, and usage requirements, ensuring stable system operation and maximum performance.

Frequently Asked Questions about the E3 D2.5 Karaoke Amplifier

Which speaker models are compatible with the E3 D2.5 Karaoke Amplifier?

The E3 D2.5 amplifier is suitable for pairing with many karaoke speakers and full-range speakers with compatible power and impedance. Choosing the right speakers will help the system operate stably, deliver good sound quality, and extend the lifespan of the equipment.

Is it necessary to use an additional power amplifier when using the E3 D2.5?

In many home karaoke systems or small-scale karaoke rooms, the E3 D2.5 amplifier already has a built-in amplifier, so there's no need for an additional power amplifier . However, for systems with multiple speakers or requiring higher power, you may want to consider other suitable power amplifier models.

Does the E3 D2.5 amplifier need to be paired with a digital sound processor?

The E3 D2.5 already has basic audio processing capabilities. However, for optimal vocal quality, feedback suppression, and more advanced fine-tuning, you can combine it with a digital reverb unit or DSP in professional audio systems.

Can the E3 D2.5 amplifier connect to a wireless microphone?

Yes. The device is compatible with many wireless microphone models on the market, making it easy for users to build a complete karaoke system for home or business use.