Both machines have an easily accessible headphone jack and microphone jack. The T22 has a line level speaker out jack. The T22 has 2 slots. IBM X21 left side IBM T22 left side ASU College of Business has installed connection infrastructure allowing wireless network connection. Connection points are available at various locations with building of the College of Business, and on the Dean's patio.
Wireless connections provide mobile connection for Internet browsing, email, and communication.
It's YOUR ThinkPad experience. That's why IBM delivers a broad range of portable computing solutions. From high-performance T22 desktop alternatives to thin and light X21 travel laptops, there is a ThinkPad laptop designed to work the way you do. Whether you are a corporation executive, own your own business or are the world's hardest working student, IBM has a ThinkPad laptop that is tailored to your needs. Complementary to IBM's own options are additional third-party mobile accessories from ThinkPad Proven2 partners.