Features: brand new and high quality A remote microphone with push to talk button you can clip anywhere. Compatible Radios: for Hytera PD600,PD660,PD680,X1e,X1p,PD605, PD65,PD685,PD602,PD602G,PD662,PD662G, PD682, PD682G. It has the high quality, strong, durable, environmentally friendly PU cable. Split design, convenient to replace.Transparent catheter is close to the body color, easily hidden. Suitable for retail, entertainment, hotel, restaurant and other business users. Specifications: Speaker Impedance: 90 Ohm+/-15% Rated Input Power: 1w Max. Input Power: 1.5w Sensitivity: 116+/-3db/1khz Distortion Rate: Less Than 5% Frequency Response: 200hz-20 Khz Mic Dimensions: Diameter 6.0x2.2mm Mic Sensitivity: -50+/-3db/u=2v;r=2.2kohm,1khz Material: Plastic Color: Black Product Dimension: approx. Cable Length: 1.2m/47.24inches Net Weight: 59g/0.13lbs Package Includes: 1PC Earpiece for Hytera note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.