An internet telephone. Make all your calls from the comfort of your desktop. With Gizmo, it’s point, click, talk. For free. Say goodbye to high-priced calling. It’s free! Free calls to all Gizmo users. Free voicemail and conference calls. Super-clear
Using the browser form on the Jahjah site, enter your phone number, and the phone number you're calling. Click call. Brr-r-rinn-ng! Start talking. No download, no installation, no headset, no contract.
D. Kumar, Y. Ryu, и H. Jang. CommunicabilityMS '08: Proceeding of the 1st ACM international workshop on Communicability design and evaluation in cultural and ecological multimedia system, стр. 39--44. New York, NY, USA, ACM, (2008)