ENDURA 2 WIRE SURVEILLANCE KIT FOR VERTEX VX820
Part Number: ESK-2WPM-VX5
Also Fits: Vertex Standard VX920. Features: Quick disconnect audio tube and palm held PTT. Includes spare earbud. Special order.
ENDURA SPEAKER MIC FOR VERTEX VX820
Part Number: ESM-32-VX5
Also Fits: Vertex Standard VX920. Features: IP67 rated, extra loud audio (103 dB), 3.5 mm port for optional listen only earpiece, 4.5 mm cable, replaceable clip.