This product is suitable for use with the following: Ericsson T65 P800 ICOM IC-T7H Kenwood TH-22AT TH-42AT TH-79AKSS Magellan GPS 300 GPS 310 GPS 315 GPS Blazer MAP 330 / 330M Motorola "M" Series 2-Way Radios Vertex VX-160 VX-180 VX-800 The CO-79 fits devices measuring 4-1/2" to 5" tall x 2-1/2" wide x 1" to 1-1/8" thick