Product Description
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.
| Wearing style | Headband |
| Transducer principle (Microphone) | ECM |
| Sound pressure level (SPL) | 110 dB (1 kHz/0 dBFS) |
| THD, total harmonic distortion | < 0.3 % (1 kHz, 100 dB SPL) |
| Ear coupling | Supra-aural |
| Transducer principle | dynamic, closed-back |
| Pick-up pattern | Omni-directional microphone Single mic |
| Operating time | 25 hrs (music playback via SBC) with headphones' rechargeable battery |
| Power supply | 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% |
| Temperature Range | operation: 0°C to +40°C charging: +10°C to +40°C storage: –20°C to +60 °C |
| Charging time | up to 3 hrs |
| App support | Sennheiser Smart Control App for iOS™ and Android™ |
| Frequency response | 20 Hz to 22,000 Hz (-10 dB) |
| Frequency response (Microphone) | 100 Hz to 10,000 Hz |
| Weight | approx. 125g |
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