2-Wire Surveillance Kit Icom F50/F60 & F70/F80

2-wire surveillance kit with kevlar reinforced cable, premium microphone,quick disconnect clear acoustical tube, ear bud and direct Icom F50 connector. AUDIO LIMITER Conforms with Occupational Safety and Health Administration (OSHA) regulations. Electronically limits audio to the users ear to a safe maximum of 90dB to prevent hearing damage. Kits also available with volume control to allow users to temporarily exceed 90dB when in louder environments. Most low cost kits far exceed safe audio levels, unknowingly causing hearing damage. CABLING Sheathing: Polyurethane Cabling: Diameter 4.5mm, Earphone cable 3.0mm SPEAKER Impedance: 250 +-50 Ohms SPL: 97 +-3dB MICROPHONE Type: Piezoelectric Accelerometer Microphone Impedance: 250 +- 50 Ohm Sensitivity: 97 +- 3dB MECHANICAL Axial Pull at Microphone: 15lbs Axial Pull at PTT: 35lbs Axial Pull at UDC: 35lbs ENVIRONMENTAL Operating Temperature: -30 to +75 Celsius Storage Temperature: -40 to +85 Celsius RoHS Compliant Guarantee 36-Months agai