IP External Waterproof Sound Column - Engineering Type IP703

Fixed voltage and fixed resistance amplifier DY-6110

IP Ceiling mounted Coaxial (5 inches)

Receiver TYNRX-650

4G receiving device 3D-02

Power sequencer DCP-1008

Lawn speaker TS6240

Transmission equipment TX-150

Inductive Audio Alarm - AC/DC GYPD-05

Dipole antenna HCAAY50-500