RE-RECORDABLE Sound Music Box Dimple Dog - 8 Inch Tall Sound box can be recorded from videos, sound files (any format), voice recordings, phone messages, etc. No software required - works with any device such as mac, pc, iphone, ipad, tablet, android, mp3 player, etc. Re-recordable up to 210 seconds. Re-record as many times as you wish. Record a favorite song, a personal message, or a childrens book  the possibilities are endless! Operated by 3 aaa batteries (not included). Once batteries die, replace them and unit will continue to play already recorded files. No re-recording required. Unit will play only one file.