Palm Centro PDA Smartphone Unlocked Gsm - Blue Color - Unlocked / No-lock GSM Internaltional Phone (No Contract Required) Palm Centro gives you voice, text, IM, email and web, all in a phone that's a lot smaller than you think It even has a touchscreen and a full keyboard, so you can say L8R to those tricky keys on your cell phone. Carry names and numbers, shoot photos and video, and meet up with friends.