Then, you need to be able to identify which journals are peer-reviewed. There are generally four methods for doing this: 1  Limiting a database search to peer-reviewed journals only. 2  Some databases allow you to limit searches for articles to peer reviewed journals only.
A walkie-talkie (more formally known as a handheld transceiver, or HT) is a hand-held, portable, two-way radio transceiver. Its development during the Second World War has been variously credited to Donald L. Hings, radio engineer Alfred J. Gross, and engineering teams at Motorola.
Voxer Walkie Talkie [edit]. In May 2011, the company launched Voxer Walkie Talkie on Apple's iOS operating system. The free app utilizes a number of patents and technology around its live streaming voice service to create a push-to-talk product that makes all communication live.