Sennheiser’s HD 250BT deliver a thrilling audio experience with dynamic bass, state-of-the-art Bluetooth connectivity and durable design. Thanks to a 25-hours battery life and advanced codec support, Sennheiser’s higher quality audio experience can be enjoyed anytime and anywhere. Our famed transducer technology as well as support for high-quality codecs such as aptX™ and AAC ensure remarkable audio quality with dynamic bass for a DJ-inspired sound. Rock-solid Bluetooth 5.0 connectivity assures a better listening experience, while aptX™ Low Latency keeps audio perfectly synchronized with onscreen action when enjoying video. Whether listening to music, watching videos or taking calls via the built-in microphone, the HD 250BT can keep pace with the busiest lifestyles thanks to its outstanding 25-hours battery.
Transducer principle (Microphone)
Sound pressure level (SPL)
110 dB (1 kHz/0 dBFS)
THD, total harmonic distortion
< 0.3 % (1 kHz, 100 dB SPL)
Omni-directional microphone Single mic
25 hrs (music playback via SBC) with headphones' rechargeable battery
built-in rechargeable lithium-polymer battery: 3.7 V ⎓, 190 mAh USB charging: 5 V ⎓, 100 mA max.
Operating relative humidity
Operation: 10 to 80%, non condensing Storage: 10 to 90%
operation: 0°C to +40°C charging: +10°C to +40°C storage: –20°C to +60 °C
up to 3 hrs
Sennheiser Smart Control App for iOS™ and Android™
I bought 2 sets for my young adult kids. Was birthday gift for one of them. They love love love them. The clarity. They said “not loud noise, but full volume and hear every bit of the song.” The clarity!!!!! Best ever.