Sennheiser Momentum True Wireless 4 Headphones - Black Cooper

Compatible with: A2DP, AVRCP, HFP, TMAP, PBP | Frequency: 2402 -2480 MHz | Driver type: Dynamic | Depth: 46.3 mm | Wearing style: In-ear | Sensitivity: 107 dB | Weight: 72.4 g | Product colour: Bronze | Product colour: Beige | Sound pressure level: 106 dB | Length: 190 mm | USB Type-C connector: Yes | Charging time: 120 min | Input voltage: 5 V | Bluetooth: Bluetooth 5.4, Class 1 | Recommended usage: Music | Volume control: Yes | Width: 180 mm | Headphone frequency: 5 - 21000 Hz | Headphone frequency: 100 - 10000 Hz | Total Harmonic Distortion (THD): 0.08% | Microphone type: Not available | Product type: Headphones | Minimum operating temperature: 0 °C | Acoustic system: Open | Impedance: 470 Ω | Headset type: Binaural | Warnings: Read the user manual before use. | Warnings: The product contains batteries which must be disposed of correctly. | Warnings: Do not disassemble or modify the product yourself. | Operating time (max): 7,5 h | Operating time with charging case: 30 h | Maximum temperature: 40°C | Noise reduction: Yes