This is a GN Netcom C911 Headset. The part number is 9562-163-01000. This headset comes with a profile headband, earhook, 4 sizes of earloops (XS-L), clothing clip and 2 types of earpads. The cord is about 3 feet long. It also comes with a booklet with pictures and instructions on how to change the configuration of the headset using the various parts. The booklet is in English, German, French, Danish, Swedish, Finnish, Dutch, Italian, and Spanish.