The FCI-InGaAs-300B1x4 from OSI Optoelectronics is a Photodiode with Wavelength Range 900 to 1700 nm, Bandwidth 100 MHz, Capacitance 8 to 10 pF, Dark Current 0.05 to 5 nA, Responsivity/Photosensitivity 0.8 to 0.85 A/W. More details for FCI-InGaAs-300B1x4 can be seen below.