Soundking-KB15A Mid-Range Vector Sound Speaker

Product Overview

The Soundking-KB15A is an active, two-way PA speaker designed for live sound applications. It integrates built-in amplification and is suited for use as a compact stage monitor or a main front-of-house speaker.

Amplification & Acoustic Drivers

• Amplifier Configuration:

  • Class D amplifier for the low-frequency driver (LF): ~250 W

  • High-frequency driver (HF) powered by ~70 W

  • Total system power is often listed as 320 W

• Drivers:

  • Woofer (LF): 15″ with a voice coil around 50 mm or 65 mm, depending on the source

  • Tweeter (HF): AL-film with a 34 mm voice coil delivering clear and crisp highs

Performance

• Frequency Response: Approximately 42 Hz to 20 kHz, covering a wide audio range.

• Crossover Frequency: Around 3 kHz, dividing low and high frequencies.

• Maximum Sound Pressure Level (SPL): Between 121 dB and 123 dB, capable of high-volume output suitable for demanding environments.

• Coverage (Dispersion): Approximately 90° horizontal × 60° vertical dispersion pattern for wide sound dispersion.

Physical & Design Features

• Dimensions (W × H × D):
  495 × 720 × 365 mm

• Weight: ~31 kg, making it robust and stable for live applications.

• Enclosure Attributes:

  • Built with a rugged, molded plastic or composite cabinet.

  • Durable steel grille and integrated handles for portability and protection.

  • Often includes built-in limiter protection and thermal safeguards for extended reliability.

Technical Summary

Summary

The Soundking-KB15A active monitor is a powerful and reliable choice for live performance environments, combining solid low-end output from its 15‑inch woofer with clear highs from its aluminum-film tweeter. Its robust amplification, durable build, and practical features like handles and protective grille make it a smart pick for musicians, DJs, and sound engineers needing dependable, on-point audio delivery.