【Headphones Bulk】:30 Pack,5 Colorful Headphones in Bulk, Individually Packaged and Sealed. | 【Wide Range of Compatibility】：Compatible with 3.5mm Jack, Works for all Class room Desktop Computers, Laptops, Chromebooks Tablets, Smartphones, Audio devices etc. | 【Good Sound Quality】：Bring an Exceptional Audio Experience, at wholesale headphones prices, light and comfortable school headphones with high-quality sound on all smart devices Durable and Easy to Carry. | 【Adjustable Headphones】：The headphones have adjustable headband that fits all sizes and the headphones is constructed of flexible plastic that can bend at a big angle and is tough enough to endure a long time. | 【Widely Used】：Perfect for students, schools, hospitals, hotels, museums, gyms, libraries, classroom labs, student exams, and more.Stereo headphones gives full audio clear for outstanding sound quality.