SHINENIC wireless headphones expand and enhance your enjoyment of the audio source, such as TV, VCD, CD, PC, MP3/4. The advent wireless headphone 900MHz/863MHz signals travel with ease through walls, floors, ceiling and other obstacles, delivering high-quality stereo sound to anywhere in or out of the room. Resonator-controlled circuitry for drift and static free reception, coupled with outstanding range up to 300 feet make the possibilities for your enjoyment of the Advent Wireless Headphone System nearly unlimited (Maximum range: results achieved may vary by environment) .
4. S/N ration:>60db
6. Effective transmitting range: up to 300 feet