The product is a set of four Osram 64514 120v 300w GX6.35 tungsten disco DJ stage studio bulbs. These lamp bulbs have a colour temperature of 3200K, a bulb wattage of 300W, and a lumens output of 8100lm. With a lifespan of 75 hours, these halogen bulbs are designed for professional lighting applications, providing a bright and long-lasting light output. The Osram brand ensures quality and reliability, making these lamp bulbs a popular choice for musicians, DJs, and event planners looking to enhance their stage lighting effects.