Sigllr Bluetooth 5.1 Audio Amplifier Board — 320W 2.1 Channel DIY Power Amp

Overview

The Sigllr Bluetooth 5.1 Audio Amplifier Board offers a compact, high‑power foundation for your next DIY speaker project. Designed to blend wireless streaming with wired versatility, this board helps you create custom audio setups that fit tight spaces without sacrificing sound clarity.

Power, Sound, and Connectivity

When powered by a 12–24V DC supply, it delivers robust output for a two‑channel 2.1 configuration, with ample headroom for driving small to mid‑size enclosures. The built‑in Bluetooth 5.1 module provides a stable wireless link over distances up to about 15 meters, while an AUX input adds a wired playback option. Note that you should disconnect Bluetooth before using AUX mode to avoid conflicts.

• Two‑channel architecture with strong dynamic range for crisp highs, articulate mids, and solid bass
• Bluetooth 5.1 plus AUX input for flexible wireless or wired connections
• Treble and bass controls to tailor the tone to your room and music style

Sound Quality and Design

Engineered for clarity, the board employs a dual‑chip design with shielding and four low‑noise op‑amps to minimize interference. The result is clean treble, tight bass, and an overall balanced sound across genres, suitable for home listening or small studio setups.

• Shielding and high‑quality components support a low‑noise signal path
• Premium electronics deliver clear highs and deep bass without excessive distortion
• Compact, 2.1 channel architecture enhances immersion in compact enclosures

Durability, Safety, and DIY Friendly

The board features an efficient heat‑sink and thermal management system to maintain performance during extended use. Built‑in protections guard against over‑voltage, under‑voltage, short circuits, and overheating. A protective housing adds durability, and the package is designed as a complete DIY audio solution, including installation guides and a premium accessory kit so you can confidently build wireless speakers, upgrade car audio, or create a home studio setup.

• Robust protective features for reliable operation
• Durable housing designed for safe handling and long life
• Comprehensive accessory kit with mounting hardware and tutorials

Who This Is For

Whether you are assembling a custom pair of speakers, upgrading an audio project, or exploring a compact wireless amp for a studio workspace, this Sigllr board offers a flexible base with room to experiment and refine your sound.