Sony WH-XB900N headphones. Technically fully functional, battery lasts approximately three working days of 8 hours each (used in the office). Cons: coating under the leather on the inner side of the headband has worn off, there are cracks at the cup attachment points. Price 50 GEL (negotiable). Metro State University (Politkovskaya 3/38), can be picked up at Metro Technical University on weekdays (by prior arrangement).