Sprint Nextel, a provider of wireline and wireless solutions, and Samsung Mobile have announced the immediate availability of the M520 by Samsung.

For Vodafone Hungary, Swisscom, Telecom Italia and Vodacom of South Africa, the long-awaited arrival of the mobile Internet and wireless video - so-called third-generation technologies - could not have come sooner. Rising use is helping the operators finally repay the millions they invested in high-speed networks and licenses, money spent in some cases nearly a decade ago.

The phone comes with all the standard features in handsets these days: a camera, compatibility with Bluetooth cordless headsets, a Web browser, and messaging capabilities.

Verizon Wireless (VZ) Tuesday will unveil a plan that offers unlimited domestic calling for a flat fee of $99.99 to $139.99 a month.