Material: plastic Color: As shown in the picture Programmer Board of Optical Transceiver SFP/QSFP/XFP Coding Board Box,Write Code Board Coding Box,Read DOM,change and save Code Writing Code CodingBox, SFP/SFP+/SFP28, XFP, QSFP/QSFP28 Code Programmer Coding Board Box, for Read DOM CodingBox is convenient for encoding, I2C reading and writing, and I2C testing of SFP/SFP+/SFP28, XFP, QSFP/QSFP28 packaged optical transceiver modules; it can be used to read the module's DD (DOM) and module encoding based on the detailed parameter explanation and analysis of MSA The optical transceiver module performs script-based online debugging. CodingBox is an integrated SFP/XFP/QSFP transceiver with an external I2C hardware interface, 3 LED indicators, and an internal digital tube. It provides an efficient and simple encoding method for SFP, XFP and QSFP optical transceiver modules . The I2C read-write function is applicable to SFP/SFP+/SFP28, XFP, QSFP/QSFP28 compatible with CSFP OPTION 1 and CSFP OPTION 2 optical modules. Existing functions include Eazy coding, I2C reading and writing, I2C testing, DD (DOM), reading or controlling low-speed logic signals, detailed parameter interpretation based on MSA, online debugging based on scripts, etc. Notes: The code board can not crack the password Color: As Shown Material: plastic Package Contents: 1*sfp programmer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.