Specifications
CX Plus True Wireless | 37
Specifications
CX Plus True Wireless
CX Plus SE True Wireless
CX 500BT True Wireless
Model: CXPLUSTW1, CXPLUSTW1 C, CXPLUSTW1 L, CXPLUSTW1 R
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) 114 dB (1 kHz/0 dBFS)
THD (1 kHz, 94 dB SPL) ≤ 0.08 % (1 kHz, 94 dB)
Noise cancellation ANC technology with one pick-up
microphone
Microphone principle MEMS
Microphone frequency
response
100 Hz to 10 kHz
Microphone pick-up pattern
(speech and ANC)
2-microphone beamforming array for
active noise cancellation per earbud
Power supply built-in lithium rechargeable
batteries,
3.7 V
earbuds: 55 mAh
charging case: 400 - 420 mAh
USB charging via USB-C socket of the
charging case: 5 V
, 600 mA
Operating time 8 hrs with rechargeable battery of the
earbud
24 hrs with rechargeable battery of
the charging case
(test conditions: iPhone within 1 m
distance, Bluetooth AAC codec,
volume level 50 %, Transparency
Mode off, ANC off, no EQ settings)
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
storage: –20 to +60 °C
Relative humidity operation: 10 to 80 %, non condensing
storage: 10 to 90 %
Magnetic field strength earbuds: 0,7 mT
charging case: 39 mT
Ingress protection of the
earbuds
splash proof (IPX4)
Weight earbuds: approx. 6 g each
charging case: approx. 35 g
both earbuds and charging case: 47 g
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