Wide device compatibility The head mount wireless headphone connects with many kinds of devices, including phones, MP3 players, and MP4 players. Versatile listening options Bluetoothcompatible headphones support TF card playback and AUXin mode for wired listening when needed. Clear hands calls The builtin noise reduction microphone enables hands calling with improved clarity. Long lasting and comfortable The headset offers long battery life, is rechargeable, and is designed for comfortable wear. Use scenarios On the move Use with a phone for music, podcasts, or calls during commuting, workouts, or travel. When Bluetooth is not available, switch to TF card or AUXin for continued listening. Work or study from home Take clear hands calls at home or in the office, or use the headphones while working, studying, or gaming with comfortable allday wear. Home entertainment and relaxation Enjoy extended listening sessions for movies, videos, or music with long battery life and reliable Bluetooth connectivity, while staying comfortable for long periods.