The first Audiophile Bluetooth In-Ear headphones from audio specialist Sennheiser | Supports Hi-Res codecs for uncompromised sound, including LHDC, aptX HD, and AAC aptX low latency support ensures perfect synchronization with video content | Dynamic speaker system with 10 millimetre drivers and powerful neodymium magnets to ensure audiophile-grade accuracy and clarity | Precisely tailor the sound experience using the Sennheiser Smart control app and its 5-band equalizer | Manual frequency tuning possible with supplied bass adjustment and cleaning tool. Sound pressure level (SPL) - 110 dB (1 kHz/0 dBFS). Frequency response - 10 - 20,000 Hz (Bluetooth can change this value)

The IE 80S BT is the first audiophile Bluetooth in-ear headphones from Sennheiser. This high-end wireless model delivers outstanding accuracy and a breathtaking soundstage from a sleek neckband design. Audiophile quality is assured by Hi-Res codec support that includes LHDC, apt HD, and AAC and high-end AKM DAC. IE 80S BT headphones can be tailored to meet the needs of even the most sophisticated listener: the exceptionally balanced sound can be finely adjusted via the Sennheiser Smart control app And its 5-band equalizer, wired listening is made possible via an optional cable accessory, and the supplied ear hooks, and choice of ear adapters in silicone, lamellar and comply memory foam ensure a perfect fit for excellent passive attenuation of external noise and outstanding wearing comfort.