Waterproof Remote Speaker Microphone(IP54)


This model is for PT560H and PT580H Plus. The microphone has an adjustable clip at the back for comfortable wearing and positioning. The tactile PTT gives positive acknowledgement to the user that the button has been pressed. The emergency button is on the top of the unit so that it can be easily found.

Specifications of SM18N3

  • Specs_Acc_Audio
Dimensions 86.3* 62.1* 43.8mm
Weight about 160 g
Color black
PTT Key available
Emergency Key available
Accessory Interface 3.5mm
Connector 16-pin connector
Microphone Sensitivity –42±3 dB @ 1 kHz 3.0 V 2.2 K, 0 dB = 1 V/Pa
Speaker Power 1 W (rated),1.5 W (max.)
Speaker Impedance 8 Ω±15% @ 1.5kHz
Speaker Frequency Response 93±4dB @ 1 kHz 1 W/30 cm
IP Rating IP57
Operating Temperature –30℃ to 60℃
Storage Temperature –40℃ to 85℃
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