Code Red Signal 21 Microphone . Small But Mighty Fits Perfectly In The Palm Of Your Hand. Weighs Only 3.6 Ounces. Covered Audio Jack. Rotating Clothing Clip. Compatible With Motorola Turbo Multiple Pin Radios. Package Contents: Code Red Signal 21-m12 The Code Red Signal 21-m12 is a quality addition to the Code Red lineup. For more great deals on Headset Accessories by Code Red please browse our Code Red Communication page.