***** **********Best Quality Guranteed. *****Compatible with DTR, RDX, CLS, AX and XTN radio series. *****Replaces OEM Part Number RLN6423, HKLN6423 & HKLN4604. *****Swivel wrap around ear piece, single wire with shirt clip with "Push-To-Talk" button. *****C-Shape Ear Piece 2-Wire Headset for the Motorola CLS1410 and CLS1100. *****Manufactured by, a leader in high quality replacement products.