KYOCERA 7135 Estimated standby time: up to 160 hours. Weight: 6.6 ounces HTML and other browsers - truly wireless Web surfing, color images and more Palm OS® 4.1 software, 16 MB of onboard RAM and MMC/SD expansion card slot Address book, to-do list, memo pad, and date book that includes synchronization conduit for Microsoft® Outlook® External caller ID, voice-activated dialing, hands-free speakerphone Displays over 65,000 different colors Silent, vibrating alert onboard MP3 player GPS locator SAR Radio frequency emission rating: 0.89 W/Kg