Magnetic wireless headphones with a distinctive, modern design. Their shape allows them to be worn around the neck for greater comfort. Delivered in an EVA pouch.Material: Recycled ABS (100% rABS), EVAWireless transmission: BT v4'1Capacity: 55 mAhApproximate battery life: 3 hoursApproximate charging time: 1'5 hoursFrequency response: 20-20000HzSensitivity: 105dB±3Impedance: 16 ohmSound power: 16 mWSpeaker diameter: 10 mmIncludes: USB-A / USB-C cable, 3 pairs of silicone adapters (S - 11'5mm, M - 12'5mm, L - 13'5mm)Supply: EVA bagDimensions: 80 x 65 x 32 mm