A convenient hard-wired personal in-ear control center, the P2's belt pack puts monitor control right at your fingertips, plus it's powerful, lightweight and ultra-easy to use. Whether you're a keyboardist, drummer, or other musician whose performance keeps them anchored in one spot, the P2 Ultra-Compact Personal In-Ear Monitor Amplifier was designed specifically for you. 'Built-like-a-tank', impact-resistant metal chassis.Integrated current limit protects your ears and headphone.Runs up to 12 hours on 2 AAA batteries (not included).XLR and TRS input connector with locking mechanism.High power and 'drummer proof' headphones output.In-ear monitor amplifier for personal monitor applications.Ultra-Compact Personal In-Ear Monitor Amplifier