CNET también está disponible en español.

Ir a español

Don't show this again

Tech teasers

LostNfound

Mad Catz CTRL

McAfee app

Artificial Solutions

Toca Boca games

Backbeat Fit headphones

Battery boost

Emporia Smart

SpareOne phone

Zippers Tab lineup

Otterbox cases

BeeWi Color Light

BlueAnt Pump headphones

Yezz smartphones

Yezz A5QP

Yezz Andy A4M

EyeVerify

Mio Link sports band

AppMachine

Reticare

Zero 1

Garmin app

Echo sports watch

Olloclip

NueVue cases

VBox

Eye Tribe

Look at this guy, with his sturdy Otterbox case. What a hero. From cases that clean your phone to phones you control with your eyes, check out the coolest gadgets being shown off on the eve of Mobile World Congress 2014.

Caption by / Photo by Andrew Hoyle/CNET
LostNfound is a GPS watch to look out for your favourite senior, which sends you a message if they wander off or fall down.
Caption by / Photo by Andrew Hoyle/CNET
You can play more than mind games with the Mad Catz CTRL games controller.
Caption by / Photo by Andrew Hoyle/CNET
The new McAfee Android antivirus app protects your phone from malware, and it's going to be built into all LG devices later this year.
Caption by / Photo by Andrew Hoyle/CNET
The Artificial Solutions personal assistant is like somewhere between Siri and Scarlett Johansson in "Her".
Caption by / Photo by Andrew Hoyle/CNET
Toca Boca makes apps for kids like Pet Doctor that are gender-neutral, with no language so kids can play them all over the world -- and with no highs scores or achievements. They've un-gamified games!
Caption by / Photo by Andrew Hoyle/CNET
Witness the fitness with the Plantronics BackBeat Fit headphones.
Caption by / Photo by Andrew Hoyle/CNET
This Energizer battery doubles as a phone stand.
Caption by / Photo by Andrew Hoyle/CNET
The Emporia Smart is a smart phone designed with older folk in mind.
Caption by / Photo by Andrew Hoyle/CNET
That isn't a screen -- it's a window showing you the AA battery powering this waterproof SpareOne phone.
Caption by / Photo by Andrew Hoyle/CNET
The wacky guys in wacky ties from Vexia show off the Intel-powered Zippers Tab range of slates.
Caption by / Photo by Andrew Hoyle/CNET
Whatta lotta bottle these Otterbox cases have.
Caption by / Photo by Andrew Hoyle/CNET
Set the mood from an app on your phone or tablet with the chameleonic BeeWi Color Light.
Caption by / Photo by Andrew Hoyle/CNET
Bend and flex and bend and flex and relax with the BlueAnt Pump sports headphones.
Caption by / Photo by Andrew Hoyle/CNET
Say yes to Yezz. The Miami-based company plans to show off several new phones at the trade show.
Caption by / Photo by Andrew Hoyle/CNET
Witnezz the power of the eight-core Yezz Andy A5QP.
Caption by / Photo by Andrew Hoyle/CNET
Yezz we can! This is the handy Andy A4M from Yezz.
Caption by / Photo by Andrew Hoyle/CNET
All eyes are on EyeVerify, which unlocks your phones by reading the unique patterns of veins in your eye -- like a fingerprint.
Caption by / Photo by Andrew Hoyle/CNET
Me-oh my, it's the wrist-worn Mio Link sports band.
Caption by / Photo by Andrew Hoyle/CNET
All the cool kids make apps these days. Build your own apps, like this one, with AppMachine software.
Caption by / Photo by Andrew Hoyle/CNET
Reticare is a screen protector -- but it's not protecting the screen from dirt, it's protecting your eyes from the damaging light coming out of your phone.
Caption by / Photo by Andrew Hoyle/CNET
Someone should tell these AvantGarde Acoustics Zero 1 speakers that size isn't everything.
Caption by / Photo by Andrew Hoyle/CNET
Garmin's sat nav app for Sony's smartwatch helps you find your way without having to pull your phone from your pocket every hundred yards.
Caption by / Photo by Andrew Hoyle/CNET
The Magellan Echo sports watch helps you keep fit.
Caption by / Photo by Andrew Hoyle/CNET
Soup up your snaps with the Olloclip, a camera lens that fits on your iPhone or iPad.
Caption by / Photo by Andrew Hoyle/CNET
NueVue cases are lined with microfibers to clean your screen.
Caption by / Photo by Andrew Hoyle/CNET
The VBox streams televisual delights to other devices, including laptops, tablets, phones, and smart TVs.
Caption by / Photo by Andrew Hoyle/CNET
The eyes have it: Eye Tribe lets you control your phone with your peepers.
Caption by / Photo by Andrew Hoyle/CNET
Updated: