Sony wireless earphones Bluetooth up to 20 hours of continuous with 2017 red R WI-C400 compatible, playback, in-ear type, microphone, model, WI-C400

When there is an incoming call on the paired smartphone, the neck part will vibrate to notify you of the incoming call. Supports hands-free calling Adjustable cable length Achieves long-term wireless listening of up to approximately 20 hours Easily operate players such as smartphones on your neck No noise canceling function Charging time: about 4.5 hours Accessories: USB cable (approximately 50cm micro USB cable), earpieces (hybrid earpieces SS, S, M, L (2 each)), warranty, instruction manual, reference guide