slotMusic^™ is a versatile new physical music format for the 21st Century. slotMusic^™ enables you to instantly and easily enjoy music from your favorite artists. slotMusic^™ cards let you instantly enjoy your favorite music without being dependant on a PC/Mac or internet access. Simply pick a slotMusic^™ card from your favorite artist, pop it into your microSD enabled phone or MP3 player and press play. Each slotMusic^™ card contains a full album of music, which leaves plenty of room for you to add files of your choice up to the 1GB card capacity.