Good Setup for RefereeWith referee radios are used for many soccer games, everyone is concerned about disinfecting the headsets after someone else uses it. Buy extras and use your own to overcome your concerns. These are also a good setup in case one gets broken. ^^ Earphone for Referee RadioSingle-ear headphone accessory with hard microphone. This referee headset is specially designed for our V4 Plus, V6Pro, FBIM soccer football referee intercoms. ^^ Clear and Stable SoundWith improved noise reduction technology, even in a noisy stadium, high-fidelity speakers can also make the sound you hear clear and stable.
^^ 3.5 mm Earphone JackThe type of headphone jack port is a 3.5 mm round hole, the cord length is 3.6 feet, which is more widely used. Applicable for mobile phones or MP3s with a 3.5 mm connector. ^^ Light WeightLeight weight to carry, referee headset ear hook, easy to use, widely used in soccer referee communication. You'll get 1 left-ear earphone, 1 right-ear earphone.