1、Made of PVC material, soft and good communication effect 2、7 cores for better transmission speed 3、High quality connector with low resistance to reduce plugging wear 4、It is used for downloading on for Siemens S7-200 300 400 series PLC, with optical isolation, reducing signal interference, and support S7-300 400 online monitoring and debugging. 5、Support for Siemens touch screen communication, such as TP170/177/270, OP25/35/77, MP177/270/277B, etc. Features: 1. Made of PVC material, soft and good communication effect 2. 7 cores for better transmission speed 3. High quality connector with low resistance to reduce plugging wear 4. It is used for downloading on for Siemens S7-200 300 400 series PLC, with optical isolation, reducing signal interference, and support S7-300 400 online monitoring and debugging. 5. Support for Siemens touch screen communication, such as TP170/177/270, OP25/35/77, MP177/270/277B, etc. Specification: Condition: 100% Brand New Model: Photoelectric-isolation Type S7972-0CB20-0XA0 Core Number: 7 Jacket Material: PVC Core Material: Bare Copper Wire Anti-interference Function: None Length: Approx. 4 meters Colo: Black Wire: 2725 size, 28AWG +2C/24AWG (7/0.12mm) Working Temperature: -30℃-70℃ Connector: Nickel Plating Weight: Approx. 404g / 14.3oz Package List: 2 * Programming Cable 1 * Connector