Romica Stereo Audio Amplifier 450W x2 Bluetooth 5.0 - Compact Home

In this review of the Romica Stereo Audio Amplifier BT-398A the bottom line is simple: buy it if you want a compact, versatile home amplifier that delivers strong sonic impact and modern connectivity for small to medium rooms. The reviewer found the unit especially useful for home theater, karaoke, and desktop audio where a mix of passive speakers and an active subwoofer is needed. Its most compelling advantage is the combination of a claimed 450W peak output per channel with flexible inputs including Bluetooth 5.0, optical, coaxial, USB and SD, which makes it a practical hub for many setups.

Key Features

• Powerful Output: The upgraded design delivers 450W peak and 60W rated per channel, providing enough headroom for lively home theater and party use.
• Bluetooth 5.0: A stable wireless connection reduces pops and noise and lets phones or laptops stream audio up to about 30ft in open spaces.
• Multiple Inputs: Optical and coaxial digital inputs plus RCA, AUX, USB and SD give clean options for TVs, computers and legacy sources.
• Microphone Support: Two microphone inputs make the unit handy for karaoke or small PA use with quick, simple setup.
• Tonal Controls: Dedicated bass and treble knobs and master volume allow easy, on-the-fly sound shaping without menu diving.
• Compact Design: The small footprint fits on bookshelves or in AV cabinets while still supporting passive speakers and an active subwoofer.

Who It's For

The Romica BT-398A is ideal for people who want a compact amplifier with modern digital inputs and strong output for home theater, casual karaoke, or desktop audio. It suits users who mix passive speakers with an active subwoofer and need Bluetooth streaming for phones and laptops.

It is less appropriate for audiophiles seeking ultra-precise reference playback or for very large rooms that require sustained high continuous power; those users should consider larger separates or pro-class amplifiers suited to extended high-volume use.

Pros & Cons

Pros

• Clear sound and noticeable power for its size, matching several customer reports praising sound quality.
• Wide connectivity with Bluetooth 5.0, optical, coaxial, RCA, USB and SD for flexible source options.
• Useful feature set for home parties and karaoke with two microphone inputs and tone controls.
• Compact footprint makes it easy to place in small apartments, bedrooms, or offices.

Cons

• Rated continuous power is modest at 60W per channel, so large rooms or demanding pro speakers may be underpowered.
• Bluetooth range is best within 30ft and shorter when walls are between devices, which limits placement flexibility.

Specifications

Model	BT-398A (upgraded AK-45)
Peak Power	450W + 450W (peak)
Rated Power	60W + 60W (rated)
Bluetooth	Bluetooth 5.0
Inputs	Microphone x2, RCA, Optical, Coaxial, AUX, USB, SD
Tone Controls	Volume, Bass, Treble knobs
Speaker Compatibility	4-16 in passive speakers; supports active subwoofer

Our Verdict

The Romica BT-398A offers strong value for users who want a compact, flexible amplifier with modern digital inputs and Bluetooth 5.0. It pairs well with passive speakers and an active subwoofer for home theater, karaoke and small parties, delivering clear sound and easy setup. For its features, connectivity and modest price positioning it represents a practical choice for most home audio needs.

Frequently Asked Questions

Can it connect wirelessly to a phone?
Yes, it uses Bluetooth 5.0 for stable streaming; keep devices within about 30ft in open space for best performance.

Does it support a subwoofer?
Yes, the amplifier supports connecting an active subwoofer alongside 4-16 in passive speakers.

What digital inputs are available?
It includes dual digital inputs: optical and coaxial, plus RCA, AUX, USB and SD for varied sources.