The Casio G’zone Rock is aslim flip phone that passed the Military Spec. 810F for water, shock & dust resistance, Immersion, vibration, salt fog, humidity solar radiation, altitude, low and high temperature storage. This phone supports email, EMS, instant messaging, MMS and text messaging. You can also browse the web using the WAP. The Rock has a 2-megapixel camera with a flash for a better quality picture and video recording. Added features like the pedometer and thermometer can only be found in G’zone Rock. You can also the external display screen to check the time, date and battery and signal strength. It still has the old features like Push-to-Talk, speakerphone, hearing aid compatible and voice-activated dialing. Buy a micro SD card for extra memory for more pictures and videos.