The Proel 00015 Speakers are a portable PA speaker system that offers a wired connectivity option. With features such as casters for easy transport, a microphone input for clear communication, and an amplified sound output, these speakers are designed for on-the-go use in various settings. The Proel brand is known for producing high-quality audio equipment, making the 00015 speakers a reliable choice for those looking to enhance their sound system. Were stored and worked perfectly so should still be working.