The Trevi FRS 1480 R wireless rechargeable headset is the ideal device for connecting to any device with a headphone jack or audio output such as TVs, HiFi systems and MP3 players, listening to what you prefer without disturbing the environment. The FRS 1480 R features a 2.4 GHz wireless RF receiver that gives you a range of up to 30 metres in the open area, a stereo input with 3.5 mm jack, optical digital input and output for bypass connection and an RCA output complete the features of the Trevi headphone. When not in use, the headphones will automatically shut off. Trevi FRS 1480 R wireless rechargeable wireless headphones are powered by a durable battery charged via charging station, which in turn is powered.