Discover music with this rock'n roll electronic guitar! 2 game modes: Play demo music or play your own melodies! Glasses with microphone included, to play the guitar with style! Guitar handle with 6 keys. 6 demo songs and 2 rhythms included. Wonderful light effects! Size: approximately 27'' long. Power Supply: 3 x LR6/AA batteries of 1.5V (not included). Warranty: 2 years