Official Guitar Hero World Tour Wireless 2 Guitars Bundle for PS3 - Guitar ONLY - All New touch sensitive neck slider for nailing intense solos - Increased accuracy with more responsive, dual-color fret buttons - New detachable neck  Guitar packs down small when on tour (and for storage). - Jam effortlessly with an elongated strum bar and dedicated star-power button - Improved battery life with built-in auto sleep mode. Two AA batteries included