★ Working frequency:1920~1980MHz,2110~2170MHz ★ Gain(Gp):35~50dB ★ Gain-band fluctuations:≤1.5dB ★ Noise Figure:≤1.3dB ★ AGC range:20dB ★ Digital attenuation range:0~31dB(Options) ★ The largest level without damage:-10dBm ★ Voltage supply:+12V ★ Current supply:≤350mA ★ Temperature:-40℃~+60℃