... 1900MHz 2.gain:55dB 3.certificate:CE,FCC mobile signal repeater 1.This Dual Band Repeater kit is designed for 850MHz and 1900MHz2.gain ... following Service Provider: Sprint, T-Mobile, Alltel, AT&T, Verizon, Metro PCS, U.S. Cellular, Bell Mobility, Cellular One, Cellular South, Rogers Wireless, which ...