Peek is a device that works as an e-mail only handheld. The handheld is supposed to appeal to small businesses. This past March they were selling for $150 for a 5 pack. The device costs $20 per month after that.
For a limited time only, Amazon.com is selling the light blue version of the device for $20 (free shipping). No contracts are required.
The Peek has a QWERTY keyboard. Other colors gray and cherry cost $49.99. The Peek Pronto costs $80.