... booster,Cell Phone Booster,Mobile Signal Booster,cell phone repeater,Mini re Dual band professional WBPR(mobile phone signal booster,Cell Phone Booster ... there is enough space between band A and B)Choose Any band or sub-band in 800M/900M/1800M/1900M/2100M(there is ... :890~915 / 935~960MHz 1800M:1710~1785 / 1805~1880MHz 1900M:1850~1910 / 1930~1990MHz 2100M:1920~1980 / 2110~2170MHz Dual band Booster