MA505 Battery (MB-35) by Audiovisual Products Online Save Liquid error (snippets/product-badge line 175): Computation results in '-Infinity'% $355.00 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted. The Mipro MA505 Portable PA lithium replacement battery. 22.2 V, 4.5 AH