TWS wireless earphones with charging case included. Perfect both during training and on everyday use. No more tangling wires! The earphones are absolutely wireless - you just need to remotely connect your phone or computer to enjoy the music. The earphones are the perfect solution when you're listening to music on your way to work or playing sports. Their small size means that you can easily put them in your pocket. You can also listen to music with a loved one by giving them one earpiece. The earphones have a built-in microphone, so you can easily talk to your loved ones via internet communicators or the phone. It is extremely convenient when you are on the move. Specification: Material: ABS + PC Bluetooth version: V5.2 Working range: 10 m Music playtime: approx. 5 hours (70% volume) Music playtime with charging case: approx. 20-25 hours Battery capacity: earphones: 40 mAh, charging case: 300 mAh Rated earphone input: DC 5V/70mA Rated input of charging case: DC 5V/500mA Rated current consumption of earphones: 8 mA Rated current draw in charging case: 100 mA Charging time: approx. 1.5 hours Frequency response: 20Hz-20kHz Charging interface: type C Compatibility: with all wireless devices