Non-latching style 1x2 PM Fiber Optic Switch for 1550nm, 55dB return loss, 20dB ER, with 1 meter long, 900µm OD loose tube jacketed 8/125µm Panda PM fiber pigtails without connectors. LL: low loss <0.6dB; 1.0W input optical power. Open/close time typically about 10ms.