If you've lost or broken the AC adapter for your favorite piece of Roland/BOSS equipment, don't worry — Music Experience has what you need! To make things easier for everyone, Roland has replaced the PSB-1U power supply with their newer PSB-230EU AC adapter. So if you own a VG-99, a GT-10, or any other piece of Roland/BOSS gear that uses the discontinued PSB-1U power supply, the Roland PSB-230EU is the AC adapter that you need.