Wearing style: Headband stereo headphones
Ear Coupling: Around-the-ear, circum-aural
Connectivity: Bluetooth 5.2 compliant, class 1, 10 mW (max)
Transmission frequency / modulation: 2,402 MHz to 2,480 MHz; GFSK, π/4 DQPSK, 8DPSK, π/4 QPSK, 8PSK
Supported Profiles: A2DP, AVRCP, HFP, HSP, GATT
Supported codecs: SBC, AAC, aptX™, aptX adaptive™, mSBC, CVSD
Speaker principle: Dynamic
Speaker type/size: 37mm diameter
Speaker frequency range: 10 Hz to 22 kHz
Speaker sensitivity: 106 dB SPL (1 kHz / 0 dBFS)
Speaker THD: <0,3% (1 kHz / 100 dB SPL)
Speaker impedance: Active: 560 Ohms, Passive: 95 Ohms
Active Noise Cancellation: Hybrid Adaptive ANC
Mic principle: MEMS
Mic frequency range: 50 Hz to 8 kHz
Mic pick-up pattern: 2 mics, beamforming for noise reduction
Battery lifespan: Up to 50 hrs music playtime via Bluetooth and with ANC (test condition: iPhone, medium volume level)
Charging time: Approx. 3.5 hrs for full charge After 10 min charging up to 5 hrs music playtime
Battery type: Built-in Lithium-Ion rechargeable battery 800 mAh
Power Supply: 5 V⎓, 700 mA max, USB charging via USB-C socket
Magnetic field strengthark: 3.0 mT
Product weight: 0,227 kg
Dimensions (with feet): Approx. 16,5 x 19,5 x 4,8 (folded flat)
Dimensions dimension (without feet): Approx. 16,5 x 19,5 x 4,8 (folded flat)
Temperature range (operation): 0 °C to +40 °C
Temperature range (charging): +10 °C to +40 °C
Temperature range (storage): -20 °C to +60 °C
Relative humidity (operation): 10 to 80%
Relative humidity (storage): 10 to 90%
App support: Sennheiser Smart Control app for iOS™ and Android™
Country of origin: Designed in Germany, Made in China
Capacity: 800 mAh
Size/Format (width): 3,55 cm
Size/Format (height): 4,46 cm
Size/Format (depth): 0,65 cm
Voltage: 3.7 V
Battery weight: 0,016 kg
Battery energy: 3.0 Wh
Lithium content (primary): 0,00024 kg