One4000® enables international calls at local rates on your BlackBerry®

STOCKHOLM, January 25, 2007

One4000 (www.one4000.com), the pioneering global telecom service, has launched a NEW super-low-cost offering for international and long-distance calls from BlackBerry devices. When downloaded, One4000 can dramatically cut calling costs and increase efficiency for millions of BlackBerry users around the world.

As part of One4000's worldwide efforts to make international calling significantly cheaper and more flexible, this new release makes its service available to millions of new customers. The new release also improves on One4000's existing offering, which includes strong products such as a mobile call-back application and a PC/Notebook call-back application, both of which are already used worldwide.

By downloading the free One4000 call-back application, BlackBerry users can easily initiate calls via the internet and save money, especially when dialing international or long-distance. For anyone who doesn't want to download the application, but still want to use the service, not to worry. All registered One4000 customers can easily and instantly initiate calls via a simple text message or through their online account pages.

By bringing this new service to BlackBerry users around the world, One4000 significantly increases its presence in the business segment of the telecom market.

About One4000: One4000 is a pioneering telecom service offered by the Swedish company Mobile Business Challenger MBC AB, presenting unlimited free voice calls via the world's most widely used internet SIP protocol and other applications. With users registered in over 130 countries around the world, One4000 generates revenues through its premium offerings such as making and receiving calls to and from PCs, landlines, mobiles and BlackBerry® devices. Visit www.one4000.com for more information.

FREE internet calls, straight from your mobile.

January 23, 2007

Mobile Business Challenger MBC AB, the company behind the super-low-cost calling service One4000 has launched a NEW service for FREE mobile internet calls. The service is called Challenger mobile (www.challengermobile.com)

In order to make FREE internet calls, Challenger mobile customers just need a Nokia Eseries phone (or any mobile phone that supports WiFi calls) and a FREE Challenger mobile account.

Visit www.challengermobile.com for more information.