Black&white bluetooth earphones are ideal for calling or listening to music freely. In fact, thanks to the wireless/bluetooth function, they are completely wireless. Their charging case includes a 400mAh lithium battery and is fully charged in just one hour. The earbuds also come with a small 40mAh battery. Thanks to Bluetooth 5.0 technology, they are super easy to connect to your device. The black&white bluetooth earbuds have a battery life of approx. 5 hours and an operating distance of 10 meters. This allows you to listen to music or talk on the phone even at a distance of 10 meters from your device. The earbuds, in 3 different sizes include a microphone. They are customizable in four-color digital printing on the front or back of the case in up to 4 colors. The colors become 5 if you choose pad printing personalization. Available in black or white.