NEXTEL™ i800 Smart PTT Device. Two Way Cellular Radio Hybrid With Full GPS Tracking & Global Coverage. | Eventtone
Motorola i860 - Wikipedia
When Phones Were Fun: NEXTEL - YouTube
It's no accident that Apple chose a yellow icon for its walkie-talkie feature. I dug out my old (2002ish) Nextel with PTT (push to talk). It was all the rage back then... :
Nextel chirp- walkie talkie x phone — Are.na
Someone, somewhere thinks chirpy phones are a good idea. This person is my sworn enemy. - The Solid Signal Blog