Specifications
42 | MOMENTUM 4
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 pat-
tern (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 recharge-
able battery
approx. 2 hrs
Operating time
up to 60 hrs (music playback via Blue-
tooth 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 adjust-
able)
LE-MOMENTUM 4 (Bluetooth Low
Energy only)
Number of active connec-
tions
2