Operating voltage: AC 110V-220V automatic power adjustment

Operating frequency range:  
GSM :           890MHz---915MHz(Uplink)  ;       935MHz---960MHz(Downlink )

Gain:  ≥75-80dB ( uplink ) ; ≥80-85 ( downlink )
Flatness: ≤ 3dB
Noise figure: ≤ 3dB
In wave ratio: ≤ 1.4 (V.S.W.R)
Device delay: 1μs
Spurious Radiation: ≤-39dBm
Power: 35dbm ( real dbm is at 34-34.5dbm around ) 
Size (H x W x D):
Netweight : 2.3kg
Cover :5000 square meters max. to cover in open air ( also it will be different according to your using condition ) ,