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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