Romicta AK50 2-Channel 400W Bluetooth Stereo Amplifier

The Romicta AK50 is a compact 2-channel stereo amplifier delivering up to 400W peak power with Bluetooth 5.0, mic inputs with echo control, USB/SD playback and flexible connections for passive speakers and an active subwoofer.

This upgraded Romicta AK50 receiver combines versatile inputs with simple controls so you can build a small home theater, karaoke setup, or bookshelf Hi‑Fi system without complex wiring. It supports Bluetooth streaming, FM radio, USB and SD playback, and offers dedicated microphone jacks plus echo adjustment. Despite its high-output capability, the unit is designed to fit on a shelf or inside an AV cabinet, making it a practical choice when space is limited.

How much power does the Romicta AK50 actually provide?

The AK50 advertises a combined peak capacity of 400W (often listed as 400W+400W peak) with rated outputs around 50W per channel, making it suitable for small-to-medium passive speaker setups. Peak ratings indicate short-term maximum output; sustained listening will operate at the rated wattage, which is appropriate for living rooms and small party environments.

• Rated output: about 50W per channel for reliable continuous listening.
• Peak output listed around 400W for transient headroom.
• Supports passive speakers from 4 to 16 ohms and an active subwoofer.
• Compact chassis fits bookshelves and AV racks.

What connectivity and playback options are available?

The AK50 offers a wide range of wired and wireless inputs: Bluetooth 5.0 for stable streaming, AUX and RCA for line-level sources, USB and SD card slots for MP3 playback, plus FM radio. Two microphone jacks and a mic output expand use to karaoke or announcements, while an echo control knob tailors vocal effects.

• Bluetooth 5.0 with up to ~15m/50ft open-air range for wireless audio.
• USB and SD card plug-and-play MP3 playback for offline listening.
• Aux/RCA inputs for TVs, CD players, and musical instruments.
• Dual mic inputs, mic output, and independent echo adjustment.

How customizable is the sound and control experience?

Physical knobs let you shape bass, treble, master volume, mic volume and echo, giving quick tactile control without menus. A supplied remote lets you adjust key settings from across the room, while the unit’s tone controls support simple tuning for different speaker types and listening spaces.

• Independent Bass and Treble knobs for tonal balance.
• Master volume and dedicated mic volume controls.
• Echo knob to add vocal presence ideal for karaoke or PA use.
• Remote control for convenience during playback or parties.

Can I use the AK50 for karaoke, parties, or home cinema?

Yes — the AK50 is designed for multipurpose home audio: karaoke thanks to mic inputs and echo control, small parties with Bluetooth streaming and USB playback, and enhanced TV audio by pairing with passive speakers and an optional active subwoofer. Its compact footprint makes it an accessible upgrade for renters or smaller rooms.

• Karaoke-ready: dual mics and echo control for vocals.
• Party use: Bluetooth, USB/SD playback, and FM radio sources.
• Home cinema: connect TV or media player via AUX/RCA plus subwoofer support.
• Works with bookshelf speakers, small floorstanders, and garden speakers.

Who is this for? The Romicta AK50 suits hobbyists and casual listeners who want a versatile, budget-friendly amplifier for apartments, bedrooms, home offices, basements or small living rooms. It appeals to users who need mic functionality for karaoke or announcements, people who prefer simple physical controls, and anyone looking to add Bluetooth streaming plus USB/SD playback to a passive-speaker setup without a large, complex receiver.