Specifications

Model: M4AEBT

Bluetooth

Wearing style Bluetooth® around-ear, closed-back

Ear coupling circum-aural

Transducer principle dynamic

Transducer 42 mm

Frequency response 6 Hz to 22,000 Hz (-10 dB)

Sound pressure level (SPL) 106 dB (1 kHz/0 dBFS)

THD (1 kHz,

100 dB SPL)

< 0.3 % (1 kHz, 100 dB SPL)

Microphone principle MEMS

Microphone frequency

response

80 Hz to 8,000 Hz (-3 dB)

Microphone pick-up pattern (speech audio)

4 omni-directional microphones

2x2-mic beamforming array

Power supply built-in rechargeable lithium-polymer

battery: 3.7 V, 700 mAh

USB charging: sdfgsfg

Charging time of rechargeable battery

approx. 2 hrs

Operating time up to 60 hrs (music playback via Bluetooth with ANC activated)

Temperature range operation: 0 °C to +40 °C

charging: +10°C to +40 °C

storage: –20°C to +60 °C

Relative humidity

(non condensing)

operation: 10 to 80 %

storage: 10 to 90%

Weight (headphones) approx. 293 g

Magnetic field strength 6.25 mT

Version Bluetooth 5.2 compliant, class 1

Transmission frequency 2,402 MHz to 2,480 MHz

Modulation GFSK, π/4 DQPSK, 8DPSK

Profiles HFP, AVRCP, A2DP

Output power 10 mW (max)

Codec aptX™ Adaptive, AAC, SBC

Device name MOMENTUM 4 (individually adjustable)

LE-MOMENTUM 4 (Bluetooth Low

Energy only)

Number of active connections

2

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