Wireless earphones with a microphone and a discreet design so you can enjoy listening to your favorite music or, if necessary, take an important call.Material: ABSWireless transmission: BT v5'0Input: USB-CCapacity: earbuds 40 mAh, charging case 500 mAhApproximate battery life: earbuds 3 hours, combined 10 hoursStandby: 300 hoursApproximate charging time: 1 hourFrequency response: 20-20KHzSignal-to-noise ratio: 92 dBSensitivity: 95dB+/-3dBHarmonic distortion: 0'5%Impedance: 32ΩSpeaker diameter: 8 mmSound power: 1'25 mWIncludes: USB-A / USB-C cable, 3 pairs of silicone adapters in different sizesSupply: gift boxDimensions: 31 x 78 x 38 mm | Charging box: 79 x 40 x 32 mm | Box: 128 x 110 x 58 mm