The HTC Aria is priced at US$129.99 and has Android 2.1 powering it. It is a relatively new phone from HTC and is the first Android 2.1 phone on AT&T network. The Aria has a decent look and features the Sense UI. It has the same hardware as the HTC HD Mini 2 and is a fair deal.
The disclaimer for this offer reads as,
This offer is fulfilled by Simplexity, an authorized dealer for AT&T, Sprint, T-Mobile, and Verizon Wireless. This offer requires activation with selected AT&T, Sprint, T-Mobile, or Verizon Wireless service plans. Verizon Wireless offers are for new accounts only. Offer subject to eligibility check by AT&T, Sprint, T-Mobile or Verizon Wireless, including credit approval or deposit for new customers. Offer applies to primary and second lines only. Discount will be invalid if the rate plan is changed to a lower monthly service rate, or if this equipment is transferred to another line of service.
This is a special limited period offer from Dell and to redeem this offer, you need to visit this page at Dell.com.