1 GB SanDisk MicroSD TransFlash Memory Card (Bulk) Compatible with all MicroSD/TransFlash mobile devices Expands memory capacity for mobile phones 1 GB (1,024 MB) capacity; holds 400 5-megapixel images, 250 songs, or 16+ hours of audio (128 kbps MP3, 4-minute songs) Includes an adapter for use in both SD electronic devices