2g CDMA 800mhz / 3g WCDMA 2100 mhz /4g LTE DCS 1800mhz 

Frequency Range

CDMA 800mhz
Frequency Range: Uplink:824-849mhz;Downlink:869-864mhz
DCS 1800mhz
Frequency Range : Uplink:1710-1785mhz;Downlink:1805-1880mhz
WCDMA 2100mhz
Frequency Range: Uplink:1920-1980mhz;Downlink:2110-2170mhz
LTE 2600mhz

With LCD Display , can indicate the signal status.
Coverage area: cover about 500-1000sqm 
High linear design, ALC technology.
Improve Indoor mobile signal,no more dropping calls,no more bad network speed.