Contents: amplifier, power cord, car power cord, rechargeable battery pack (inside amplifier), wireless handheld microphone, headset and lapel microphones, belt pack transmitter, manual, quick start guide
Product type: Portable, wireless PA system
Features: Built-in rechargeable high-capacity battery, ideal for outdoor activities. Built-in VHF wireless microphone system with additional microphone input jack. Powerful 40 watt speaker delivers loud and clear sound even in a noisy environment.
Battery: Rechargeable in amplifier, 9V in handheld microphone and in belt pack transmitter
Battery life: 4-6 hours of operation
Weight: Approximately 10 lbs.
If you will not have access to AC power, you will need to charge the battery pack. A full charge will take six hours or more.
Check availability: http://library.ohio-state.edu/record=b7408575~S10