Specifications
MOMENTUM True Wireless
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Specifications
MOMENTUM True Wireless M3IETW
Wearing style
true wireless stereo earphones
Ear coupling
ear canal
Frequency response
5 Hz to 21 kHz
Transducer principle
dynamic, closed-back
Transducer size
7 mm
Sound pressure level (SPL)
107 dB (1 kHz/1 mW)
THD (1 kHz, 94 dB SPL)
< 0.08 %
Microphone principle
MEMS
Microphone frequency
response
100 Hz to 10 kHz
Microphone sensitivity
94 dB SPL at 1 kHz
Microphone pick-up pattern
(speech audio)
2-mic beamforming array
Power supply
built-in Lithium rechargeable
batteries, 3.7 V
earbud left: 60 mAh
earbud right: 85 mAh
charging case: 600 mAh
USB charging via USB-C socket of the
charging case: 5 V
, 650 mA
Operating time
4 hrs (A2DP) with rechargeable
batteries of the earbuds;
12 hrs with rechargeable battery of
the charging case
Charging time of
rechargeable batteries
approx.
1.5
hours/
## min for 1 hour of operation
Temperature range
operation:
0 to +40°C
storage:
–25 to +70°C
Relative humidity
operation:
10 to 80%, non condensing
storage:
10 to 90%
Magnetized field strength
earbuds: 1.6 mT
charging case: 130 mT
Earbud housing
sweat resistant and splash proof
(IPX4)
Weight
earbuds (both): 17 g
charging case: 54 g
Bluetooth
Version
Bluetooth 5.0 compatible, class 1, BLE
Transmission frequency
2,402 MHz to 2,480 MHz
Modulation
GFSK,
π
/4 DQPSK / 8DPSK
Profiles
HSP, HFP, AVRCP, A2DP
Output power
10 mW (max)
Codec
aptX®, aptX® LL, AAC, SBC
