Description
| Specification | Details |
|---|---|
| Brand | Lava |
| Model | ST‑540.S |
| Output Power | 2 × 15 W RMS (30 W total) |
| Driver Size | 5 inches |
| Playback Modes | USB- SD- FM radio- Bluetooth |
| Remote Control | Included |
| Display | LED |
| Material | Plastic |
| Impedance | 6.8 Ω |
| Frequency Response | 30 Hz–30 kHz |
| S/N Ratio | ≥ 89 dB |
| Dimensions (WxDxH) | 355 × 255 × 405 mm |
| Power Input | AC 220 V / 50 Hz |
| Channels | Stereo 2.0 |
Lava ST‑540.S Subwoofer USB + BT (Big Size) 2.0
Deep and Mighty Bass in a Compact Design
The Lava ST‑540.S is a powerful 2.0 subwoofer- featuring dual 5‑inch drivers with 15 W RMS output each- delivering a total of 30 W RMS. This setup fills rooms with rich low-frequency sound—perfect for music- movies- and gaming sessions
Multi-Mode Playback Including USB- SD- FM- and BT
Equipped with USB and SD card support- FM radio- and Bluetooth connectivity- plus a wireless remote control- it offers versatile playback options and user-friendly control .
Eye-Friendly LED Display and Top Controls
The front LED display clearly shows current modes (e.g.- USB track- FM frequency- Bluetooth)- while tactile top-side controls and the included remote make navigation and volume adjustment effortless .
Lightweight Yet Durable Plastic Body
Housed in a compact plastic cabinet measuring 355 × 255 × 405 mm- this subwoofer is sturdy but easy to position on desks- shelves- or bedside tables
Questions & Answers
Q: How does it differ from regular desktop speakers?
A: Sporting dual 5″ drivers and 30 W total RMS power- this subwoofer delivers significantly deeper and fuller bass compared to standard speakers.
Q: Can I use it with my phone or laptop?
A: Absolutely. It supports Bluetooth streaming and direct playback via USB/SD- making it flexible and convenient.
Q: Is the remote control effective?
A: Yes—the included remote allows you to switch modes- adjust volume- skip tracks- and more without touching the unit.
Q: Will it fit on my desk or shelf?
A: Yes—its 35.5 × 25.5 × 40.5 cm plastic body makes it compact enough for most spaces- without compromising sound quality