STREET by 50 DJ Pro Efficiency Headphones. The STREET by 50 Pro Efficiency DJ headphone is here and you won't be disappointed. With 2 detachable cords (one for making telephone call, and a coiled DJ cord for extra length and sturdiness), easy folding hinges and turning ear cups, this DJ Pro Efficiency design is ideal for the DJ in all of us. Include boosted bass and ultra luxurious memory foam leather ear pads, you can spin away in the club for hours on hours. Once you're done, fold these up and secure them in the consisted of tough shell lug case. Consisted of Devices: Case, Cable television with Mic, DJ Cable television, 1/4" Adapter, Cleaning Fabric. Materials: Plastic, rubber, metal. Dimensions: 7.1"L x 3.5"W x 7.3"H; 0.8 lbs.