This early developer device acts as a window into a mobile OS alternative that's set to undercut Android, Windows Phone, and iOS.
Pricing not available
What does a smartphone based on the Firefox browser look like? Here's one ultracheap handset that paves the way for Firefox phones.
We go hands-on with the Geeksphone Keon, a dirt-cheap smartphone running Firefox OS.
People who want to help build Firefox OS or test their apps with it need a phone -- and the Geeksphone Keon is designed for them. Here's a look at the lower-end device.
The Keon and Peak are developer preview phones to give you a taste of Firefox OS, a potential rival to Android.
The Android-alternative returns to Mobile World Congress next month to show off its latest mobile devices.
The Geeksphone Revolution, which lets you try out Firefox OS without burning your Android bridges, goes on sale on 20 February.
The Geeksphone Keon and Peak with Mozilla's Firefox OS software sold out almost immediately online.
ZTE plans to reveal a "major new mobile device" in February, and it dropped a big hint that it'll run Firefox OS.
Geeksphone begins selling two phones, the Keon and Peak, starting Tuesday. These lower-budget models are geared for programmers building Web apps for Mozilla's open-source OS.