SMART PA TELEPHONE

1) Single PCB design for plug n play operation. 2) In built amplifier with internal speaker. 3) Electronic ringer unit. 4) Waterproof non-tactile keypad. 5) 16 gauge rugged steel powder coated construction. 7) Noise canceling mic. 8) CONNECT, RELEASE & PTT SWITCHES for communication. 9) Encapsulated circuit boards impervious to water and condensation. 10)A service temperature range from 0 to +60 o C. 11)External contact provided to CONNECT SMART EXTERNAL LOUD RINGER. .