The new closed-back Sennheiser HD 4.50 BTNC headset delivers everything required by a music aficionado with an active lifestyle. There’s the stunning Sennheiser sound and the latest wireless technology, all crafted in an elegantly minimal yet robust design, made from the highest-quality materials. But most of all, Sennheiser’s NoiseGard™ active noise cancellation lets you enjoy your music in peace – everywhere.
|Frequency response (Microphone)||100-10,000Hz|
|Sound pressure level (SPL)||113dB (Passive: 1kHz/1Vrms)|
|THD, total harmonic distortion||<0.5% (1kHz/100dB)|
|Pick-up pattern||Dual omnidirectional microphones|
|Battery Specification||Li-ion Polymer Battery|
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