Product Dimensions 1.81 x 8.54 x 7.17 inches Item Weight 5 ounces ASIN B01NAGJ9Z4 Item model number GP- 535 Batteries 1 Lithium Polymer batteries required. (included) Customer Reviews 4.4 out of 5 stars    1,340 ratings 4.4 out of 5 stars Best Sellers Rank #782 in On-Ear Headphones #1,494 in Over-Ear Headphones Is Discontinued By Manufacturer No Date First Available January 28, 2017 Manufacturer JBL