Modes	iDEN 800
Weight	4.2 oz   (119 g)
Dimensions	4.7" x 2.3" x 0.9"   (119 x 58 x 22.9 mm)
Form Factor	Bar Stub / Extendable Antenna
Battery	Talk: 3 hours max.   (180 minutes) Standby: 70 hours max.   (2.9 days) LiIon removable
Display	Type: LCD (Color) Resolution: 240 x 260 pixels Colors: 65,536 (16-bit)
Memory	64 MB   (internal memory available to user for storage)
Phone Book Capacity	shared memory
FCC ID	L6ARAW20IN » (Approved Sep 30, 2005)

Follow these instructions and make this blackberry work with Boost http://wiki.howardforums.com/index.php/Boost:BoostBerry#How_to_get_the_native_Browsers_and_text_messaging_to_work

New housings, lens, antenna, battery door. Refurbished mint condition. No 30 day refunds are given on Blackberries. Exchange only
The Nextel BlackBerry 7100i makes it easy for one to research virtually anything they want while on the go! This BlackBerry brings the 7100-series design and unique SureType keyboard to iDEN networks. The 7100i combines Bluetooth-technology, push email, PTT, speakerphone, GPS, and Java. Additonal features include:
Walkie-Talkie Services Multimedia Messaging Service GPS-Enabled Speakerphone
used blackberry cell phone 7100i

Follow these instructions and make this blackberry work with Boost http://wiki.howardforums.com/index.php/Boost:BoostBerry#How_to_get_the_native_Browsers_and_text_messaging_to_work

7100i Manual Link http://www.nextel.com/en/support/guides/phones/bb7100i.shtml