Features: 

• Rugged rechargeable Bluetooth wireless speaker offers crisp, clean sound and multiple mounting options
• Connects wirelessly up to 32-Foot (10 m) or via a wired auxiliary input (aux cable included)
• Hang by the integrated hang hole or secure the mounting strap around conduit, handles or bags
• Mounts with a powerful magnet embedded in the strap
• Able to answer calls hands-free with the built-in speakerphone
• 10 hours of use from a rechargeable battery; energy saving powers off after 10 minutes of inactivity
• LED light indicates connectivity and battery level
• Rugged speaker rated IP54 dust- and water-resistant and 10-Foot (3 m) drop test
• Includes 1/8-Inch (0.4 cm) stereo auxiliary cable and USB-C to Standard USB charging cable

Details: 

Klein Tools wireless Bluetooth Speaker with Magnetic Strap offers great sound plus more mounting options.The flexible strap can be used on conduit, backpacks, cooler handles, belt loops... wherever you want to go. A magnet is smartly embedded in the strap allowing you to attach it to any ferrous surface. This speaker provides high-quality, crisp treble and bold bass via a wireless Bluetooth connection or wired auxiliary input. With great sound, the hands-free speakerphone, and superior mounting options, this rugged speaker is essential for both on and off the job site.