Voice over Internet Protocol (VoIP) calling is most convenient when using a mobile phone. BlackBerry users have plenty of choices when it comes to picking a VoIP app that is compatible with their phones so that they can take the convenience of VoIP calling with them anywhere.
Tempura Communications are a distributor of ISP and Telco services and related products including videoconferencing, security, and IT, serving the Reseller community throughout the UK, Europe and the US.