●Headphone frequency response: 18 Hz to 22,000 Hz (-10 dB)
●Headphone sound pressure level: 108 dB (1 kHz/0 dBFS)
●THD, total harmonic distortion: <0.3% (1 kHz, 100 dB)
●Microphone frequency response: 80 Hz to 6,000 Hz (-3 dB)
●Microphone transducer principle: MEMS
●Charging time: about 2 hours
Active noise reduction technology
With active noise reduction and closed design, even in a noisy environment, you can get a wonderful and extraordinary listening experience.
30 hours battery life
Tested by Sennheiser Lab, HD 458BT can play music continuously for 30 hours through Bluetooth with active noise reduction enabled. Fast charging is realized through USB-C, and the charging time is about 2 hours. (With an audio headphone cable, HD 458BT can be used in wired mode)
Free control
Control music and calls intuitively with easy-to-use control buttons on the earmuffs. Settings-a dedicated voice assistant button for one-click interaction with Siri or Google Assistant.
Personalized listening experience
Whether it is adjusting the bass effect or achieving a natural sound, you can easily customize the sound according to your personal preference through the equalizer in the Sennheiser Smart Control APP.