Used the iDEN network , which was excellent for voice and PTT but struggled significantly with data speeds, becoming obsolete as the smartphone era began. Historical Reviews (Sprint-Nextel Era)
By the late 2000s, reviews became increasingly negative as the merger with Sprint caused service integration issues: nextel
Handsets like the Motorola i605 were praised for being "rugged" and "shockproof". Used the iDEN network , which was excellent