Mobile signal booster all network supported.Frequency Range: 900Mhz/2100Mhz/1800Mhz Max Gain: 60dB±3 Up Link | 65dB±3 Down Link Impedance: 50 Ω Power Supply: Input - 100/220V AC 50/60Hz；Output – DC 12V/2A RF connector: N-Female Perfect for Home Office Hotel Basement Mountains Populated location Notes This Mobile Signal enhancing kit can only make the weak signal stronger, but it can't create signals, that means it won't give you any help in an area where there is no signal at all. This is the 900Mhz/1800Mhz/2100Mhz tri band signal range extender, please make sure the frequency which is working for your network operator before you purchase. Package Included 1 x Tri Band Device 1 x Outdoor Antenna 1 x Indoor Antenna 2 x Cable 1 x Power Adapter