Unlike other portable audio devices, this digital jukebox includes wireless headphones that will never tangle, snag, or get in the way for the highest level of comfort and convenience. Using world-standard Bluetooth wireless technology, the lightweight, high-quality headphones provide clear sound up to 30' from the jukebox, allowing you to move without the clutter of long, tangle-prone cords. The 5 GB hard drive can hold up to 1,250 songs depending on song length and quality of compression, and is approximately 3" sq., weighing less than 1/4 lb. The player has an easy to read backlit display, seven pre-set digital audio equalizer, rechargeable battery that provides up to 14 hours of music between charges, pouch, AC adapter, and USB 2.0 cable. 1" H x 2" W x 3" L. (3 oz.)