The Klein Tools AEPJS1 is a powered speaker that delivers high-quality audio for smartphones, tablets, computers, and other devices via wireless or wired auxiliary input. It features a built-in speakerphone for hands-free calls and offers versatile mounting options—magnetic attachment to steel surfaces, compatibility with Klein’s Lighted Tool Bag (Cat. No. 55431), 1/4-20 tripod mounting, lanyard attachment, or freestanding placement on a solid surface. For over 160 years, Klein Tools has crafted premium, professional-grade hand tools designed for durability, precision, and performance. Our team of engineers, workers, and craftsmen infuse six generations of expertise into every tool, using top-tier materials and meticulous workmanship while maintaining domestic manufacturing. As a family-owned and operated American company, the Klein name represents both our heritage and our commitment to reliability. We don’t just build tools—we build tools trusted by professionals daily. Since 1857.
LOUD AND CLEAR SOUND from a single high-performance driver that delivers clean treble and enhanced bass both indoors and outdoors.
LONG RUNTIME of over 10 hours (at 70% of maximum volume) powered by a rechargeable Li-Ion battery.
BLUETOOTH 4.2 TECHNOLOGY provides a reliable, strong connection up to 32.8 feet (10 m).
RUGGED SPEAKER DESIGN brings you a water-resistant IPX-rated enclosure with 6.6-foot (2 m) drop protection, ideal for harsh environments.
VERSATILE MOUNTING with strong magnets to hold onto metal surfaces, twist-lock flange mounts for Klein’s Lighted Tool Bag (Cat. No. 55431), or a 1/4-20 threaded mount to attach to a standard tripod.