KENMAX 2 PIN Covert Acoustic Air Tube Earpiece for ICOM Radio IC-F20 IC-H2 IC-H6 IC-J12 Vertex VX200 VX500 VX510 VX520UD The hidden micro speaker is located in the side of PTT switch. Low-profile, flexible, transparent acoustic tube transmit sound in high quality; the transparent tube would be hardly noticed by others around you Compatible with: *Motorola:Talkabout Basic, Plus, T200, T250, Distance, Distance DPS, Sport 10X; Panasonic KX-TR320;*Reer:5000, 5001, 5003, 5004;*Ritron Patriot Series:RTX, SST, Jobcom, JMX, MBX, JMX-102, JMX-141, JMX-144, JMX-146, JMX-152, JMX-441, JMX-444, JMX-446, JMX-452; Compatible with: * ADI: AT201 , PR640;*Alan:441, 443, 446, 451, 456, 456R;*Albrecht SportySporty Family, Sporty Pro 69, Sporty Fun, Froggy, Tectalk Contact, Techtalk Action, Tectalk Office, Multicom Pro*GME Electrophone:TX6000, TX6200, TX7000;*KPO:MT-2000L, MT-4000L, PB-1000R Compatible with: *Cobra:FRS90, FRS100, FRS105, FRS110, FRS115, FRS120, FRS130, FRS220, FRS225, FRS235, FRS250, FRS300, FRS305MA, FRS307, FRS310WX, FRS315WX, PR330, PR500, PR880, PR900, PR945, PR950DX, PR955DX, PR1000, PR1050WX, PR1100WX, PR2000, HH37ST, HH38WXST, HH45WX, HH45WXST, MT-500, MT-700, MT-900; DNT ProfiTek-77, XP-8, XLP-77, DRS 1000, DRS 2000;