EverSolo SE100 (pack of 2)

EverSolo’s first foray into the world of passive speakers, the SE100 complete an ecosystem that until now consisted of streamers, converters, and amplifiers. Their square cabinet addresses a very concrete constraint: fitting into the compartments of IKEA Kallax modular furniture. Behind this dimensional choice lies a two-way bookshelf speaker that focuses on tonal coherence and ease of integration rather than sheer performance.

A square cabinet serving domestic integration

The dimensions of 290 × 180 × 290 mm (height × depth × width) give the SE100 an almost cubic format, unusual for bookshelf speakers. This 1:1 ratio allows them to slide into Kallax compartments without sticking out or leaving unsightly gaps, while also working well on a desk, a shelf, or dedicated stands.

The cabinet is made from high-density MDF, a standard material in this product range, with internal damping designed to reduce standing waves. The “Starry Black Matte” PU finish offers a sober, matte texture, free of decorative frills. The bass-reflex port exits on the front, a choice that makes placement against a wall or at the back of a shelf easier. The magnetic grille, covered with a low-diffraction cloth, attaches with no visible screws and, according to EverSolo, preserves treble extension even when left in place.

Drivers and crossover: technical choices

The 25 mm silk-dome tweeter is coupled to a high-flux neodymium motor. The silk dome remains a classic for speakers aiming for a smooth and airy reproduction of high frequencies, even if it doesn’t offer the rigidity of a metal or ceramic dome.

The woofer-midrange driver uses a 5.25-inch paper pulp cone. EverSolo has developed a specific formulation for this cone, relying on the paper’s natural damping to achieve textured mids and realistic timbres. The voice coil, dubbed RTC (Rapid Transient Coil), uses high-purity OFC copper. The stated goal is to improve transient response and control of dynamic micro-details.

The passive crossover links the two drivers at 2.6 kHz. EverSolo indicates that it has worked on time alignment and phase coherence in the overlap zone, then fine-tuned the capacitor and inductor values through successive listening sessions after meeting their measurement targets. This mixed approach—measurement followed by listening—is common among manufacturers wishing to avoid an overly analytical signature.

Electrical specifications and amplification constraints

With a sensitivity of 88 dB (2.83 V / 1 m), a nominal impedance of 4 ohms and a minimum of 3.2 ohms, the SE100 require an amplifier that is stable with low-impedance loads. The recommended power range is from 20 to 100 W, with a peak handling of 180 W and a maximum sound pressure level of 96 dB.

These figures clearly position the SE100 for nearfield listening or small to medium-sized rooms. In a large living room or for high-volume home cinema, they will show their limits. Conversely, on a desk or in a secondary system, the 4-ohm impedance allows you to take advantage of modern Class D amplifiers, including the EverSolo Play, which delivers 110 W into 4 ohms.

Frequency response and bass behavior

The stated response covers 55 Hz to 20 kHz within a ±3 dB window. At -6 dB, extension goes down to 50 Hz. For a speaker of this size, this is a respectable performance that reproduces the fundamentals of most instruments without systematically requiring a subwoofer. Fans of electronic music or movies with very deep bass will, however, want to consider adding one.

The front-firing port makes placement easier, but you should avoid placing the speakers too close to a rear wall if they are on stands, at the risk of a bump in the upper bass. In a Kallax unit, the closed volume of the compartment alters the port’s behavior: the sound may be slightly warmer than in free space.

Integration into the EverSolo ecosystem

The SE100 are part of a logic of building a complete signal chain under a single brand. The most natural pairing is with the EverSolo Play, the all-in-one amplifier-streamer of the range. The SE100’s specifications (88 dB sensitivity, 4-ohm impedance) match EverSolo’s recommendations for the Play, which suggests speakers between 85 and 88 dB sensitivity with an impedance of 4 or 6 ohms.

This complementarity makes it possible to build a compact system with minimal cabling and clutter: the Play handles streaming, conversion, and amplification, while the SE100 take care of sound reproduction. For those who already own an integrated amplifier or a separates system, the SE100 are still standard passive speakers, compatible with any source.

Frequently asked questions

Is the EverSolo Play sufficient to properly drive the SE100?

Yes. The Play delivers 60 W into 8 ohms and 110 W into 4 ohms. With a sensitivity of 88 dB and a nominal impedance of 4 ohms, the SE100 fall within the compatibility range recommended by EverSolo. In a modestly sized room or for desktop listening, this power is adequate.

Can the SE100 be used without a subwoofer?

For acoustic music, jazz, vocals, or classic rock, the 50 Hz extension is sufficient in most cases. However, fans of deep bass (electronic music, action movies) will benefit from adding a subwoofer.

Does the square format affect sound quality?

A square cabinet can favor certain internal resonances (regular standing waves), but EverSolo claims specific damping treatment to limit them. The gain in installation flexibility compensates for this compromise.

Technical specifications

Technical specifications

• Type: 2-way passive bookshelf speaker
• Sensitivity (2.83 V / 1 m): 88 dB
• Recommended amplifier power: 20 – 100 W
• Peak power: 180 W
• Maximum sound pressure level: 96 dB
• Nominal impedance: 4 Ω
• Minimum impedance: 3.2 Ω
• Frequency response (± 3 dB): 55 – 20 kHz
• Low-frequency extension (- 6 dB): 50 Hz
• Crossover frequency: 2.6 kHz
• Dimensions: 290 × 180 × 290 mm

Acoustic performance

• Natural, warm, and detailed sound reproduction
• Ultra-fast transient response, from pianissimo to dynamic peaks
• Airy, precise highs and rich, lifelike mids
• Deep, controlled bass down to 50 Hz
• Linear frequency response for faithful reproduction
• Holographic soundstage and highly precise stereo imaging

Driver technology

• 2-way BLACKEDGE CORE architecture
  • Optimized crossover with strict phase and time alignment
  • Perfect coherence between tweeter and bass driver
• 25 mm silk-dome tweeter
  • Neodymium magnet motor
  • High transparency and smooth extension
  • Excellent harmonic resolution
• 5.25” bass driver with paper pulp cone
  • Exclusive paper formulation for natural timbre
  • Natural damping
  • Deep, uncolored bass
• RTC (Rapid Transient Coil) motor
  • High-purity OFC (oxygen-free copper) voice coil
  • Instantaneous energy and exemplary control of micro-details
  • Optimal handling of high dynamic swings

Cabinet design

• 1:1 square geometry for perfect visual symmetry
• High-density MDF cabinet
  • Absorption of standing waves
  • Low resonance
• Elegant, durable Starry Black Matte PU finish
• Magnetic grille with acoustically transparent fabric
  • Low diffraction
  • Full preservation of high-frequency extension
• Optimized format for use on a desk, in a living room, or on a shelf
• Perfect fit for IKEA KALLAX furniture

What’s in the box

• Pair of SE100 speakers
• Magnetic grilles
• User documentation