DP2000, DP2400, DP2600, DP3441, DP2000e, DP2400e, DP2600e, DP3441e, DP3661e. DEP500 / DEP500e Series: DEP550, DEP570, DEP550e, DEP570e. Split D-Ring Earpiece with Inline PTT/Microphone for Two-Way RadioFeatures.
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