These modern Bluetooth headphones offer an impressive sound experience thanks to their high-quality 40 mm speakers. With Bluetooth 5.1, you can enjoy a stable, wireless connection to your devices. The headphones feature a built-in microphone for crystal clear conversations and a convenient 3.5mm AUX input for wired listening. With a battery life of up to 6 hours and a short charge time of only 2 hours, they are ideal for everyday use. The 200mAh lithium-ion battery conveniently charges via USB (DC 5V). The headphones impress with a frequency range of 20 Hz to 20 kHz and an impedance of 32 ohms, which ensures a balanced sound reproduction. With dimensions of 17 x 19 x 8 cm, they are compact and comfortable to carry. The impressive standby time of 600 hours makes it a reliable companion for music, podcasts and phone calls.