I've had this at home for several years. It's new and unused. The length is 2 meters. I believe it's an accessory for something, but I cannot guarantee its functionality. Please be aware of this. NSEDT CAT5e NIPPON SEISEN PVC D904DA Blue I would appreciate it if you would understand that this is a used item stored at home. Bulk purchases are welcome. If you purchase two items listed for 300 yen each, I will sell them as a set for 300 yen. Please feel free to contact me.