Product details Photon Broadband Technology Co.,Ltd is one of the leading China catv optical node manufacturers, welcome to wholesale cheap catv optical node, fiber optical equipment from our factory. Quick Details PTR3224B Place of Origin: Guangdong, China (Mainland) Brand Name: PHOTON Model Number: PTR3224B Wavelength: 1100~1600 nm Optical Power Input Range: -7~+3 dBm Optical Input Return Loss: ...