Emergency Station Outdoor Emergency school telephone JWAT414

1.DECG chip, with more outstanding sound, stronger anti-interference ability, digital automatic gain, no howling or intermittent call in the hands-free state..
2.Robust housing, constructed of rolled steel material.
3.Highway emergency phone.
4.Vandal resistant stainless steel button.
5.Connection: RJ11 screw terminal pair cable.
6.Self-made telephone spare part available.
7.CE, FCC, RoHS, ISO9001 compliant.