Gsm dual band booster 900-1800mhz

Key Attributes.

Frequency Range:- Uplink=890-915 MHz -1710-1785 MHz ,Gain (dB),Uplink ：≥55dB Downlink=935-960 MH -1805-1880 MHz , Gain (dB) , Downlink ：≥65dB Pass Band Ripple:- ≤ 5dB,Band flatness, ≤+3dB Guard Band Rejection:- BW-60dB）≤42MHz（BW-70dB）≤45MHz,I/O Impedance,50Ω/N connector I/O Return Loss:-≤-8dB Export Power (Po) ≥20dBm Inter modulation Attenuation(Po=13dBm):- ≤-40dBc,TransmissionDelay,≤0.5μ s Ambient Temperature:- 100C～500C Power Supply:- AC110～220V±10% 45～55Hz Size:- 260 x 200x 32 mm, Reliability:- To the GB6993-86Standard Electromagneticcompatibility:- To the ETS300 694-4Standard Function:- a) Power supply LEDdenote b) Export power LEDdenote