Dual line structure to enhance the product accessibility and concealment. Transparent acoustic tube transmit sound in high quality and effectively protect the eardrum from sound wave impact. Lapel PTT with high quality microphone, easy and convenient to wear and clear sound performance without distortion. Tangle free Strong PU cable with tensile strength up to 5 KG, compatible for Motorola CP200 GP300 PR400 etc. This 2 way radio earpiece compatible with leading radio headset brands Motorola. NOT work for Kenwood, Hytera, Puxing, Wouxun, Baofeng, Midland Radio. Specification: Color: Black Length: 150cm,without stretching Line Material: PU material Package Include: 1x transparent Acoustic Tube Earpiece; 1x Silicone earbud Compatible with the following MOTOROLA RADIO models: CLS Series:CLS1110, CLS1410, CLS1413, CLS1450, CLS1450C, CLS1450CB, VL50 CP Series: CP88, CP040. CP100, CP110, CP125, CP150, CP200, CP200d, CP250, CP300 GP Series: GP2000 , GP2100, GP300, GP308, GP68, GP88, GP88S RD Series: RDM2020, RDM2070D, RDU2020, RDU2080D, RDU4100, RDU4160D, RDV2020, RDV2080D, RDV5100 RM Series: RMM2050, RMU2040, RMU2043, RMU2080, RMV2080, Mag One BPR400 Notice: If your walkie-talkie type is not in the list above, please see KEYBLU other products.