Motorola DP4400 DP4600 DP4800 D-Ear Earpiece. DP Series: DP3400, DP3401, DP3600, DP3601, DP4400/e, DP4401/e, DP4600/e, DP4601/e, DP4800/e, DP4801/e. This covert headset is a two wire d-ear type with combined PTT/Mic for the Motorola Digital range of hand portable radio’s.
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