XiRM8220, XiRM8228, XiRM8260, XiRM8268,XiRM8620, XiR M8628, XiR M8660, XiR M8668. XPR4300, XPR4350, XPR4500 and XPR4550. Two way radio speaker microphone with spring wire. DM4400, DM4400e, DM4401, DM4401e, DM4600, DM4600e, DM4601, DM4601e.
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