Description Mini-USB data port Battery life: Up to 4 hours of Talk-Time; Up to 30 hours of Standby-Time 21 supported menu languages Illuminated weather-resistant keypad Features Compact size for easy portability Intuitive user interface for out-of-the-box functionality Industrial grade design for unparalleled durability Enhanced SMS and email messaging capability Integrated speakerphone Headset and hands-free capability Internally stowed antenna Mini-USB data port 21 supported menu languages Package Iridium 9555 Satellite Phone Standard Package Includes: AC charger International plug kit DC travel charger Hands-free headset Leather case Auxiliary antenna adapter 5' external auxiliary antenna USB data cable Quick-start guide User guide (CD) Click here to compare all top satellite phones. Technical Specifications Display 200 character illuminated graphic display Volume, signal and battery strength meters Illuminated weather-resistant keypad Dimensions 143 mm (L) x 55 mm (W) x 30 mm (D) Weight 266 g (9.4 oz) Durability Operating Temperature Range: -10 °C to +55 °C Included Integrated speakerphone Quick-connect to Iridium voicemail Two-way SMS and short email capability Pre-programmable International Access Code (00 or +) Mailbox for voice, numeric & text messages Selectable ring and alert tones (8 choices) 100 entry internal address book, with capacity for multiple phone numbers, email addresses and notes SIM-based address book with 155 entry capacity Call history retains received, missed and dialed calls Battery Lithium-Ion 4 hours of Talk-Time 30 hours of Standby-Time Data Network Iridium Usage Control Features User-configurable call timers to manage costs Keypad lock and PIN lock for additional security