ULTIMEA Poseidon M20 Pro 2.1ch Soundbar, 132W

The ULTIMEA Poseidon M20 Pro is a compact 2.1-channel soundbar with a built-in subwoofer, app-based equalizer controls and optical, AUX, Bluetooth and USB connections. Its all-in-one design suits a TV or desktop setup where a separate subwoofer is not wanted, but it does not support HDMI.

At a glance

Built-in 3-inch subwoofer and dual speakers in one compact soundbar.
App offers 10-band EQ settings and 121 preset equalizer matrices, according to the listing.
Six preset listening modes are listed: Movie, Music, Voice, Sport, Game and Night.
Can be placed on a tabletop or mounted on a wall.

Price

$79.98Save 20%

Reference price: ~~$99.99~~

Price checked: Nov 13, 2026

View offer Ahead of Black FridayExplore the selection

Pros and cons

Pros

All-in-one construction avoids placing a separate subwoofer beside the TV.
Optical, AUX, Bluetooth and USB options support several common playback setups.
App-based EQ adjustments allow changes to bass, midrange and treble.
Small-space use is specifically suggested by the listing, which describes it as suitable for areas under 10㎡ / 108 ft².

Cons

HDMI is not supported, so buyers needing an HDMI or ARC connection will need another soundbar.
The soundbar uses corded electric power and is not water resistant.

Technical specifications

22 specifications

Identity and audio
Brand	ULTIMEA
Model	Poseidon M20 Pro
Audio channels	2.1
Maximum output power	132 watts
Frequency response	70 hertz
Audio output mode	Stereo
Speaker type	Soundbar
Driver type	Dynamic Driver
Subwoofer diameter	3 inches
Tweeter diameter	1 inches

Connectivity and controls
Connections listed	Optical, AUX, Bluetooth, USB
Bluetooth version in listing title	Bluetooth 5.4
Control methods listed	App
Equalizer features	All-in-one Design, Ultimea Smart App Control, 10 Band Equalizer Settings, 121 Preset Equalizer Matrices, Adjustable Bass&Midrange&Treble, BassMX Technology, Built-in Subwoofer
Subwoofer connection	Wired

Power and installation
Power configuration	Corded Electric
Mounting types listed	Tabletop Mount / Wall Mount
Dimensions and weight	10.8 x 40 x 7 cm; 2.24 kg
Wireless range listed	15 meters

Materials and protection
Enclosure material	Plastic
Water resistance	Not Water Resistant
Colour	Black

What to know before buying

Listing details to confirm

The title calls out 132W peak power and Bluetooth 5.4, while the technical details state 132 watts maximum output and the connections list omits a Bluetooth version. Confirm the exact Bluetooth specification and power claim for the selected listing. The listed 70 hertz frequency response does not provide a full response range. USB is listed as a connection, but its playback functions are not specified. The product is described as having a built-in subwoofer, while the features also mention a SUB OUT port for an active subwoofer, which is not stated as included.

What’s in the box

Included

1 remote control
User manual
1 soundbar
1 power adapter for soundbar, 2 m
1 stereo 3.5 mm to 3.5 mm audio cable, 1.5 m
1 digital optical cable, 1.5 m
4 wall-mount kits
2 wall brackets
2 speaker mounting screws

Who is it for?

A good fit for

TV viewers seeking a compact soundbar with a built-in subwoofer and optical or AUX input.
Desktop or gaming setups that can use Bluetooth, optical, AUX or USB and do not require HDMI.
Listeners who want app-based sound modes and adjustable equalizer settings.

Less suited to

Buyers whose TV setup requires HDMI or HDMI ARC.
Anyone needing a water-resistant speaker or cordless operation.

ULTIMEA Poseidon M20 Pro 2.1ch Soundbar, 132W · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.3 / 5 · 1,462 ratings

5 stars67%67%
4 stars15%15%
3 stars9%9%
2 stars3%3%
1 star6%6%

Customer feedback highlights good sound with solid bass for the size, easy setup and use, and appreciation for the compact design. Those impressions align with the listed built-in subwoofer and small-space positioning, though they are customer perceptions rather than a performance guarantee. Feedback is mixed on reliability and connectivity, so buyers who depend on uninterrupted wireless use may prefer a wired optical or AUX connection where available.

Positive themes

Customers describe the sound quality and bass as good for the speakers' size.
Customers appreciate the setup, ease of use, compact size and design.

Mixed feedback

Customer feedback is mixed regarding reliability and connectivity performance.

Frequently asked questions

Does the Poseidon M20 Pro support HDMI or HDMI ARC?

No. The listing says HDMI is not supported. It lists optical, AUX, Bluetooth and USB connections instead.

Does it include a separate subwoofer?

The listing describes a built-in 3-inch subwoofer and also mentions a SUB OUT port for connecting an active subwoofer. A separate subwoofer is not identified in the supplied package list.

Can it be wall-mounted?

Yes. Tabletop and wall mounting are listed, and the stated package contents include wall-mount kits, brackets and mounting screws.

Can I adjust the sound?

The listing describes app controls, six preset sound modes, 10-band equalizer settings and 121 preset EQ matrices.