|
Ear coupling |
circum-aural |
|
Transducer principle |
dynamic, closed-back |
|
Transducer |
32 mm |
|
Frequency response |
17 Hz to 23 kHz |
|
Sound pressure level (SPL) |
110 dB (passive: 1 kHz/1 Vrms) |
|
Impedance |
active mode: 490 Ω passive mode: 46 Ω |
|
THD (1 kHz, 100 dB SPL) |
< 0.5 % |
|
Noise cancellation |
ANC technology with 4 pick-up microphones |
|
Total noise attenuation |
up to 30 dB |
|
Pick-up pattern |
3-mic beamforming array |
|
Power supply |
built-in rechargeable lithium-polymer battery: 3.7 V⎓, 700 mAh |
|
Charging time of rechargeable battery |
approx. 3 hours |
|
Operating time |
20 hours (Bluetooth and ANC activated) 30 hours (only ANC activated, with or without audio cable for flight mode) |
|
Temperature range |
operation: 0 to +40 °C storage: –20 to +60 °C |
|
Relative humidity |
operation: 10 to 80%, non condensing storage: 10 to 90% |
|
Weight (headphones) |
approx. 227 g |
|
Magnetic field strength |
6.89 mT |
|
Version |
Bluetooth 5.0 compatible, class 1 |
|
Transmission frequency |
2,402 MHz to 2,480 MHz |
|
Modulation |
GFSK, π/4 DQPSK, 8DPSK |
|
Output power |
10 mW (max) |
|
Profiles |
HSP, HFP, AVRCP, A2DP, DIP |
|
Codec |
aptX, aptX LL, AAC, SBC |
|
Device name |
PXC 550-II LE-PXC 550-II (Bluetooth Low Energy only) |
|
Number of active connections |
2 |