Retevis RB15 Walkie Talkies Earpiece with Mic 1 Pin Covert Acoustic Tube Headset for Yaesu FT-60R FT-70DR FT3DR Retevis RT40 2 Way Radio5 Packs

Notice: This 2 way radio earpiece with mic can't work with Motorola, Midland, Baofeng and Kenwood radios. Please check compatible models before placing orders. Mic Dimensions: Ø6*2.7mm Speaker: Diameter: Ø15mm Sensitivity: -38dB±3Db Impedance: 110Ohm Frequency: 1kHz Sensitivity: 106dB±4dBRated Impedance: 2.2KOhm power: 0.5W Maximum power: 1W Compatibility: FOR YAESU / Vertex FT-10R, FT-40R, FT-50R, FT-60R, FT-250R, VX-10, VX-110, VX-130, VX-131, VX-132, VX150, VX-160, VX-168, VX-180, VX-210, VX-210A, VX-300, VX-350, VX-354, VX-400, VX-410, VX-420, VXF-1, VXT-10, VXT-20, VX-1R, VX-2R, VX-3R, VX-5R Package Includes: 5 x Retevis RT40 Walkie Talkie Earpiece