GoTalk 20+ is lightweight and rugged, like all GoTalks, and, now, has 100 message capacity (20 keys, each 1" square, and 5 recording levels). Features 5 "core messages" which stay the same on each level so you don't need to re-record essential messages for each level. New technology provides great sound and volume control and easier sequential recording, an option for whole-level erasing and built-in overlay storage. And even with all of these features, it's a GoTalk so it is easy-to-use adn affordable! Measures 9" x 12" x 1 ⅛" (23 x 31 x3 cm) and weighs 23 oz (652g). Features 20 message keys, built-in overlay storage, faster record and erase, 100-message capacity, 15 minute recording time and a 1-year warranty.