All of the incredible features of the original Desk-Top Talking calculator and a single earbud for added privacy! This full function calculator features a giant 8-digit display and a clear, easy to understand female voice. Also features repeat, memory, auto power shut-off, and adjustable volume. Audio result may be given in either units or by digit. Uses 2 AA batteries (not included). 0.5-inch black numbers. 90 day warranty.