https://www.htfwdm.com/optical-network-products/fiber-optic-transceivers/100g-transceivers/100gb-s-qsfp28-zr4-optical-transceiver-module.html https://www.htfwdm.com/uploads/202123090/small/100gb-s-qsfp28-zr4-optical-transceiver-module06550298808.jpg 100Gb/s QSFP28 ZR4 Optical Transceiver Module HTQS-HS4CZ-CTV HTF's HTQS-HS4CZ-CVT 100Gb/s QSFP28 ZR4 Optical Transceiver Module transceiver uses a semiconductor laser system and is a laser class1 product acc. FDA, complies with 21CFR1040.10 and 1040.11.Also this product is a laser class1 product acc.IEC 60825-1. https://www.htfwdm.com/Content/upload/video/202123090/video202109181423450929763.mp4 2021-09-18T14:58:08+08:00 yes no