The BB-1 offers the competitive edge by adding full button customisation with ergonomic back buttons so you don\\\'t need to remove your fingers in the heat of battle. LED indication lights offer you the convenience of knowing your chosen button function and ability to change on the fly. You can take total control of your audio experience with the 3.5m port and the separate Game and volume controls combined with a Mic Mute button optimising your gameplay. Ergonomic programmable back buttons Game & Chat Volume Controls Mic Mute Button LED Indication Lights for each button function 3.5M Jack