Features:

• 50-Hour Battery Playtime
• Sennheiser Signature Sound
• Hybrid ANC
• All-day comfort
• Customizable Sound

Technical specifications:

• 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, 8 DPSK
• Supported Profiles: A2DP, AVRCP, HFP, HSP, GATT
• Supported codecs: SBC, AAC, aptX™, aptX HD™, mSBC, CVSD
• Speaker
  • 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)
• Active Noise Cancellation: Hybrid ANC
• Mic
  • Mic principle: MEMS
  • Mic frequency range: 50 Hz to 8 kHz
  • Mic pick-up pattern: 2 mics, beamforming for noise reduction
• Battery
  • Battery lifespan: Up to 50 hrs music playtime via Bluetooth and with ANC (test condition: iPhone, medium volume level)
  • Charging time: Approx. 3 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 strength: 3.0 mT
• Product weight: 0.222 kg
• Dimensions (with and without feet): Approx. 16.5 x 19.5 x 4.8 cm
• Temperature range:
  
  • Operation: 0 °C to +40 °C
  • Charging: +10 °C to +40 °C
  • Storage: -20 °C to +60 °C
• Relative humidity:
  
  • Operation: 10 to 80%
  • Storage: 10 to 90%
• App support: Sennheiser Smart Control app for iOS™ and Android™