The Budgetone Series from Grandstream brings to the world highly cost-competitive, latest generation SIP phones. In designing Budgetone series a goal was to employ its groundbreaking innovative technology in order to delver to the market IP phones that will provide their users with unparalleled sound quality, extensive list of features, and simplicity - all at an incredibly low price.
Netropolitan Works builds secure VOIP in Thailand Asterisk systems and can do it in a way that makes sense for your business! http://www.NetropolitanWorks.com/VOIP-Thailand-lp.html