Beat-Sonic Encore Sigma Plug and Play Amplifier Kit for Lexus GX550

Upgrade your factory premium sound system without replacing speakers or tearing apart your interior. The Encore Σ (Sigma) Premium Sound Upgrade Kit is engineered specifically for vehicles equipped with factory premium audio, delivering improved clarity, depth, and overall sound quality while retaining your original equipment. This plug-and-play solution enhances the signal going to your existing system, unlocking richer detail, tighter bass, and a more immersive listening experience.

Important note

• Factory premium systems only: Designed for vehicles equipped with factory premium sound systems.
• GX 550 installation: Installs at the factory amplifier located underneath the driver’s seat (GX 550 application).
• No speaker replacement required: Enhances performance without changing factory speakers.
• Plug-and-play design: No cutting, splicing, or complex wiring modifications required.

Key features

• Enhanced clarity: Improves detail, separation, and presence across the full frequency range.
• Deeper bass response: Adds tighter, more controlled low-end without distortion.
• Improved midrange: Vocals and instruments sound more immediate and defined.
• Articulate highs: Cleaner high frequencies for better spatial detail and imaging.
• Signal optimization: Carefully tuned processing enhances the factory system while preserving its original character.
• Class AB amplification: 50W x 8 channel output at 4Ω for balanced performance.
• Compact design: Small footprint for discreet integration into factory locations.

What it does

• Elevates factory audio: Brings out musical details that are often masked in stock systems.
• Improves soundstage: Creates a wider, more immersive listening experience.
• Maintains OEM integration: Preserves factory head unit and speaker system.
• Enhances dynamic range: Music sounds fuller, more energetic, and more lifelike.

Compatibility

• Vehicle fitment: 2024+ Lexus GX 550 without Mark Levinson audio

Specifications

• Maximum output: 50W x 8 channels (4Ω)
• Amplifier class: Class AB
• Compatible impedance: 4–8Ω
• Remote output: Max 0.3A
• Frequency response: 20Hz–80kHz
• Power supply voltage: DC 11V–15V
• Current consumption: 0.4A (no signal)
• Fuse rating: 15A
• Audio output: RCA L/R
• Dimensions: 106mm (W) x 214mm (D) x 40mm (H)
• Weight: 850g (main unit only)