Sennheiser MOMENTUM True Wireless 3 Noise-Canceling In-Ear Headphones (Graphite) - Manual (Page 43)

Specifications
MOMENTUM True Wireless 3 | 43
Specifications
MOMENTUM True Wireless 3
Model: MTW3, MTW3 R, MTW3 L, MTW3 C
Wearing style True Wireless stereo earbuds
Ear coupling ear-canal
Frequency response 5 Hz to 21 kHz
Transducer principle dynamic
Transducer size 7 mm
Sound pressure level (SPL) 107 dB (1 kHz/0 dBFS)
THD (1 kHz, 94 dB SPL) ≤ 0.08 % (1 kHz, 94 dB)
Noise cancellation Hybrid Adaptive ANC technology
Microphone principle MEMS
Microphone frequency
response 100 Hz to 10 kHz
Microphone pick-up pattern
(speech and ANC) 3 microphones per earbud
beamforming array for active noise
cancellation
Power supply built-in lithium rechargeable
batteries
:
earbuds (R and L): 3.7 V , 70 mAh,
0.3 Wh
charging case: 3.6 V
, 820 mAh,
2.952 Wh
input :
earbuds (R and L): 5 V ,
max. 100 mA
charging case: 5 V
, max. 1000 mA
output :
earbuds (R and L): none
charging case: 5 V
,
max. 100 mA x 2 (R and L)
Charging method via
charging case USB charging via USB-C socket:
5 V , 1000 mA;
Qi wireless charging
Operating time 7 hrs with rechargeable battery of the
earbud
28 hrs with rechargeable battery of
the charging case
(test conditions: smartphone within 1
m distance, Bluetooth AAC codec,
volume level 50 %, ANC off)
Charging time of
rechargeable batteries approx. 1.5 hours for full charge
approx. 10 minutes for 1 hour of music
playback
Temperature range operation: 0 to +40 °C
charging: +5 to +35 °C
storage: –20 to +60 °C
Relative humidity operation: 10 to 80 %, non condensing
storage: 10 to 90 %