The Philips SHE9850 headphones are designed with advanced balanced armature technology and professionally tuned by Philips iLab experts to provide professional-grade sound effects. The sound is clear, detailed, transparent, and precise, with luxurious design and pure sound. The headphones come with rubber ear tips and foam earbud sleeves in three sizes for a customized fit. Additionally, the headphones feature a unique angled acoustic tube design and wideband tuning for a superior listening experience.