Toughness and strong resistance to tearing crystal line length4m/2mThey are all cut lengths, but the production process is lossy. It is normal for you to receive the earphones by 0.1~0.2 meters! !For listening to music, watching movies and watching TV, without a microphone and tuner. Watching TV and playing on the computer remotely will not affect your family''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''s rest!