Sennheiser HDB 630 Hi-Res Wireless Headphones, 42 mm Drivers, aptX HD Adaptive, ANC, 60h Battery, Parametric EQ & Crossfeed Feature, BTD 700 USB-C Dongle REFURBISHED Intelligent noise control: For optimal

Intelligent noise control: For optimal on the go listening

or starting the stopwatch timer

Y splitter for separate mic and headphones ports

Hear more than music: Unleash your workout's full potential with Sennheiser's sport sound profile

Sennheiser HDB 630 Hi-Res Wireless Headphones, 42 mm Drivers, aptX HD Adaptive, ANC, 60h Battery, Parametric EQ & Crossfeed Feature, BTD 700 USB-C Dongle REFURBISHED Intelligent noise control: For optimalFeatures Hi Res Sennheiser Sound Quality : 42 mm in house Sennheiser transducers deliver a balanced, detailed sound with lifelike mids and a wide soundstage. Supports up to 24 bit 96 kHz via USB C or analog input for pure, lossless playback Versatile Connectivity : Bluetooth 5. 2 with aptX Adaptive, aptX HD, aptX, AAC & SBC for high quality wireless streaming BTD 700 USB C Dongle Included: Enables high res aptX Adaptive on devices lacking native