Amazon has the Rapid Wall / AC Charger for the Mio Technology DigiWalker C320 - Gomadic Brand w/ TipExchange Technology for the best price on the Web. This is currently the best deal for this product anywhere online. They're currently offering it for $19.95. Shipping not including. The RTC-1232-24 includes the following features: With its small; lightweight design and sleek appearance; Gomadic's new Rapid Wall AC Travel Chargers; remains highly portable and fits easily in your briefcase to save you both space and time., High current output current ( 1000mA ) for faster charging; full lifetime warranty, Advanced internal circuitry prevents device from power surges; overcharging and short-circuiting, TipExchange Technology protects investment providing means to upgrade charger tips at lower cost (Tip Included) and Charging adapter works with both foreign and domestic outlets (100-240 VAC / 50-60 Hz). Tax applies in Washington.