2 Pack MaximalPower RHF MOT XPR6550 Hands Free Earpiece for 2 Way Radio with Motorola XPR6550 Connector Headset Features: USA based brand with warranty and customer service. 100% compatible with all original equipment manufacturer (OEM) parts. Push-To-Talk (PTT) mic with single surveillance style acoustic tube. Low profile clear ear tube provides outstanding incoming communications. Two polyurethane jacketed, kevlar reinforced wires. Heavy duty, rugged polycarbonate housed PTT mic. Metal clip secures the PTT Mic to the user's lapel or collar, conveniently locating it for easy use. SKU#:0750 Dimensions: Acoustic Tube: Length: 12 inches (unstretched), 14 inches (when stretched) Diameter: 0.25 inches (plug), 0.45 inches (rubber ear plug) Cable Connector: Acoustic Tube Connector Cable Length: approx 41.5 inches Two-Way Radio Connector: Length: 2.40 inches Width: 0.75 inches Thickness: 0.5 inches Square End Cable Connector: Cable Length: approx 39.25 inches Adapter: Length: approx 2.75 inches Width: approx 0.75 inches Thickness: approx 0.75 inches Works with the following devices: Motorola: MOTOTRBO APX2000, APX6000, APX7000, APX7000SE DP3400, DP3401, DP3600, DP3601, DP4400, DP4401, DP4600, DP4601, DP4800, DP4801 DGP4150, DGP5050, DGP5550, DGP6150, DGP8050, DGP8550 MTP850 S, MTP830 S XPR 4500, XPR 6300, XPR 6350, XPR 6380, XPR 6500, XPR 6550, XPR 6580, XPR 7350, XPR 7380, XPR 7550, XPR 7580 XiR P8620, XiR P8628