Hand MicrophonePMR and Amateur Hand microphone
Bigger, more durable PTT switch.
Larger, improved cord bush.
Larger, stronger clip with metal clip base.
Screw type plug for HM-158L firmly secures plug to the radio and reduces stress on connector
Please note that the HM-158L plug has screws to fit into the port cover screw holes to fix the mic to the radio securely.