Model No: HD 450BT 

Frequency response (Microphone): 80 Hz to 6,000 Hz (-3 dB)

Transducer principle (Microphone): MEMS

Bluetooth Version: 5.0

Supported Profiles: HSP, HFP, AVRCP, A2DP

Frequency response: 18 Hz to 22,000 Hz (-10 dB)

Sound pressure level (SPL): 108 dB (1 kHz/0 dBFS)

THD, total harmonic distortion: < 0.3 % (1 kHz, 100 dB)

Ear coupling: Around Ear

Transducer principle: Dynamic, closed

Weight: Approx. 238 g

Charging time: Approx. 2 hours

Pick-up pattern: Dual Beamforming

Operating time: 30 hours music playback via Bluetooth with ANC activated

Battery Specification: Built-in Lithium-Polymer rechargeable battery: 3.7 V ⎓, 600 mAh

Transmission frequency: 2,402 MHz to 2,480 MHz

Charging Current: 500 mA max.

Audio codec: SBC, AAC, AptX™, AptX™ Low Latency

Charging voltage: 5 V, DC

Modulation scheme: GFSK, π/4 DQPSK, 8DPSK

App support: EQ and updates via Sennheiser Smart Control

Warranty Period: 2 Years

In The Box:

1U HD 450BT Headphone

1U Carry Case

1U Audio Cable

1U USB-C Charging Cable