Constant exposure at any zoom setting : Constant aperture at all focal lengths means that the user can zoom and shoot at any aperture without having to worry about changes in exposure settings or depth of field

) so you can track and shoot subjects at any distance with one lens

Lightning speed

natural bokeh

Optical-audio input

Sony WH-XB910N Headphones Self Repair Kit Gaming-title Constant exposure at any zoomProduct Highlights Keep your Sony WH XB910N headphones performing like new with this essential repair kit. Includes premium replacement earpads that restore comfort and sound isolation, plus a specialized removal jig for safe, damage free installation. Perfect for extending the life of your headphones and maintaining optimal audio quality. Click to view the instruction manual