The SMS Audio Sync by 50 Over-Ear Wireless Headphone features pristine audio, wired and wireless operation and overall quality backed 50 Cent himself. The Audio Sync features a removable cable and wireless transmitter for wireless Bluetooth operation with MP3 players, smartphones and more. Sync up to 4 headphones to a single source for group listening. The Audio Sync by 50 features a 50' wireless range, bass boost, volume control and mute controls, as well as 40mm drivers with soft memory foam cushions that block ambience.
This product comes with a 1 year limited USA warranty