These in-ear sports headphones feature a 27-mm driver that delivers a distortion-free music experience. Enjoy impeccable sound quality while exercising thanks to these sports headphones Built-in bass beat vents in these Philips sports headphones enhance airflow for rich, deep and dynamic bass The comfortable ear pads of these Philips sports headphones fit the ear perfectly thanks to their exclusive material. Optimum fit with maximum comfort No matter how much you move, the ergonomic ear hooks of these Philips Action Fit sports headphones stay put and in place. The asymmetric cable system greatly enhances their long-wearing comfort Included in delivery: Philips sports headphones SHS3300WT/10 in-ear sports headphones (powerful sound, bass beat vents, comfortable ear pads, ergonomic ear hooks, asymmetric cable system) white