... Reserve international standard network interface, easy to field upgrade* Optical AGC function,the output level changed within ±0.5dB, ... performance transforms circuit become + 24V, + 5V straight to optical receiver internal devices. 1, EQ(adjustable EQ);2,ATT( ... light);7,RJ45 interface;8,Optical connector; 9,Earthing Technique Parameter Opticwavelengthnm1290~1560 Optical connectors FC/APC or SC/APC ...