It will be interesting to see how much of CRM this client supports.

Microsoft Business Solutions CRM Mobile is a mobile client for Microsoft CRM v1.2. Microsoft CRM Mobile provides salespeople with up-to-date information about their accounts and contacts, and helps them manage sales opportunities and track sales-related activities.

[ Download details: Microsoft CRM Mobile 1.2 ]

I'm most interested in "cases", which I've heard much about, and we may be using to support a trouble ticket like system.