This wireless Bluetooth headphones provide a stable and reliable connection for your music playback with Bluetooth 5.1. The powerful 40mm drivers ensure balanced sound with a bandwidth of 20Hz to 20kHz. With a battery life of up to 6 hours and a short charge time of only 2 hours, you can enjoy your favourite music for a long time. The built-in 200mAh lithium-ion battery allows an impressive standby time of 600 hours. Thanks to the integrated microphone, you can also make calls without any problems. For maximum flexibility, the headphones have a 3.5mm AUX input for wired use. With an impedance of 32 ohms and a sensitivity of 42 ± 3 dB, it delivers clear, detailed sound. USB charging is via DC 5V - 1A, so you can conveniently charge the headphones via standard USB ports.