P9headphones

Key Features 10m Battery capacity: 400mAh Playing time: about10h Standby time: about 120h Charging time: about 2h Built--in microphone: YES TF Card:Support Charging port: USB Song switching:Support (short press the function key) Volume adjustment: Support (long press the function key) Answerthe callhang up the call: Support (short press the function key) FM support