Descriptions: It also features a 1200mAh battery and provides 6 hours of call time and 150 hours of standby. For Apple Peel 520 claims to turn iPod touch into a real phone.The case is powered by an Infineon baseband chip and lets you insert a regular SIM card for voice calling and test messaging. It also featurs a 800mAh battery and provides 4.5 hours of call time and 120 hours of standby.