LG Sound Bar SPH300 (300 Watts)

1. 🔊 300 W 2.1‑Channel Output with Wireless Subwoofer

Delivers a total of 300 W power (approx. 50 W × 2 front speakers + 200 W subwoofer) across a straightforward 2.1-channel layout—solid for TV, movies, and moderate music playback 

2. 🎛 Adaptive Sound Control with Multiple Audio Modes

Equipped with Adaptive Sound Control (ASC), plus sound presets like Standard, Bass Blast, Movie, and Night Mode, allowing clear dialogue and bass enhancement depending on the content 

3. 📡 Wireless Subwoofer & Easy Setup

Includes a wireless active subwoofer (~12 lbs / 5.5 kg) for flexible placement and minimal cabling. Setup supports LG TV Sound Sync over Bluetooth or optical input for a smoother integrated experience .

4. 🎙️ Clear Voice & Dialogue Enhancement

Specialized mode and audio processing clarify speech in movies and dialogue-heavy content, enhancing comprehension even at moderate volume levels 

5. 🔄 Multiple Input Options & USB Playback

Supports Bluetooth streaming, optical input, USB file playback, AUX (3.5 mm) on some SK/SL-branded variants, and HDMI-ARC/eARC where applicable—offering flexible connectivity .

6. 🧱 Slim Design & Mountable

The slim soundbar (~5–5.5 lbs / 2.5 kg) and compact wireless subwoofer are lightweight, and include a wall‑mount bracket—ideal for setups with limited space or wall‑mount TVs 

7. ⚙️ Convenience Features & Remote App Support

Dynamic Range Control, Night Mode to reduce loud peaks, and optional LG Sound Bar app support for Android to fine-tune EQ settings. Some users report the iOS version has poor reception 

8. 🌐 TV Compatibility & Sync Features

Works seamlessly with LG TVs via Sound Sync (Bluetooth or Optical). It accepts automatic volume leveling and remote control passthrough compatibility where supported 

9. 🗣️ User Experiences & Limitations

Generally praised for value and clarity: “great sound quality and powerful subwoofer… on par with Bose!” Some users, however, noted flat or muffled vocals, especially when overdriven, making them question if it’s better than the built-in TV audio 

10. ⚖️ Best For & Limitations

Best suited for budget-conscious users upgrading TV sound, casual movie/musical viewing, and moderate gaming. Lacks virtual surround or dedicated Atmos features, and may feel basic compared to more advanced 3.1 or Atmos systems.