Toshiba unveiled its addition to Qosmio lineup with the Qosmio G55, Qosmio X305 and Qosmio F55.

The laptop features an 18.4-inch widescreen display with 16:9 aspect ratio, and up to 500GB of hard drive storage.

The Toshiba Qosmio X305, a 17-inch gaming laptop, sports the new NVIDIA GeForce 9800 GTX GPU with up to 1GB of video memory, dual hard drives with a total of up to 400GB of storage space, as well as DDR3 RAM.

The Qosmio F55 is also designed for gamers and features a 15.4-inch display and the NVIDIA GeForce 9700 GTS graphics card. It’s Toshiba’s first laptop with a built-in GPS receiver.

The new Qosmio laptops include Harman Kardon bass reflex speakers with a built-in sub-woofer, and an eSATA port.

These Qosmio models will be available later this summer. No word on pricing.

Sony Ericsson announced its new HSPA mobile broadband USB modems. The MD400 and MD400g work with 7.2Mb/s download and up to 2.0Mb/s upload speeds.

The Sony Ericsson MD400 and MD400g are the first USB modems with combined M2 Memory Stick Micro and microSD card slot. The modems have a built-in antenna complemented with an additional swivel ‘Diversity’ antenna for better performance.

The MD400g model has an embedded GPS receiver and GPS utility which link directly into Google Maps.

The MD400 and MD400g USB modems will arrive in Q4 2008. No word about price.