Beats by Dr. Dre Solo3 Wireless Over-Ear Headphones - Gloss Black MNEN2LL/A, NOB New Opened Box Condition. Product Information The Beats by Dr. Dre Solo3 Wireless Headband Headphones are compatible with Bluetooth devices and feature a microphone for use with most smartphones. Tune out the rest of the world with noise cancellation and independent volume controls. With up to 40 hours of battery life and cushioned, adjustable ear cups, theyre an excellent companion on long trips. Product Identifiers BrandBeats by Dr. DreMPNMNEN2LL/AModelSolo3