Experience deep bass and crystal-clear sound with these Sony WF-XB700 earphones. The earphones are equipped with Bluetooth connectivity technology and a dedicated charging case with a USB Type-C cable (approx. 20cm) for easy charging. They are also water-resistant and come with a hybrid headphones_form_factor that ensures a comfortable fit. The earphones have a maximum operating distance of 10 meters and require true lithium-polymer batteries, which are included. With a controller_type of Bluetooth and a control_method of voice, these earphones are compatible with mobile phones and have a noise_control of none. The earphones are available in black color and come with a 1-year warranty from the date of delivery. A statement of delivery is required for this item.