Motorola MC/MD/MS/MU Series: MC220R, MC225R, MD200R, MD200TPR, MD207R, MS350R, MS355R, MU350R, MU354R. Motorola MH Series: MH230R, MH230TPR, MH370. Note: This 2 way radio earpiece is compatible with Motorola 2.5mm 1-Pin Radio.
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