With the Echo Max headphones from Green Lion, you will enjoy an amazing sound you have not experienced before. They are equipped with an integrated battery with a capacity of 500 milliampere-hours and easily last for 50 hours of use at 50% of the maximum volume in Bluetooth mode. There is a Type C to Type A cable for charging and an AUX cable in case the battery runs out. They are also very comfortable to wear due to their lightweight. Bluetooth specification: 5.3 maximum range: 10 meters frequency range: 20 Hz - 20 kHz magnet size: 40 mm resistance: 32Ω headphone sensitivity: 102 dB + 3 dB signal-to-noise ratio: 90 dB built-in battery: Lithium-ion polymer 3.7V 500 mAh charging: USB-C / USB-A cable included autonomy: 50 hours at 50% of the maximum volume in Bluetooth mode. Product code: GNECOMAXHPBK | GNECOMAXHPWH | GNECOMAXHPBL European product number: 6935100182728 | 6935100182704 | 6935100182711 features auxiliary cable microphone comfortable to wear lightweight
