Otto Engineering E1-1W2VD131
Otto LOC One Wire Surveillance Kit with In-Line Ergonomic PTT
Works with VERTEX STANDARD / MOTOROLA / YAESU EVX-261, EVX-531, EVX-534, EVX-539, VX-231, VX-261, VX-264, VX-351, VX-354, VX-410, VX-420, VX-454, VX-451, VX-459 radios that use 1-pin connector (See a full list of compatible models)
Requires interchangeable ear piece, sold separately
Item SKU Number: 441327
Original Manufacturer: Vertex (also Yaesu)
Manufacturer Part Number: E11W2VD131, E1 1W2VD131, E1-1W2VD131
FCA point / Shipped from: USA
Manufacturer Warranty: 2 years