JABRA EarBoom is the best portable hands-free solution for mobile and cordless phone users who prefer to combine the advantages of the patented EarGel with one of the shortest microphone booms available. Learn more about JABRA EarGels. The EarBoom sports a high quality microphone that provides superior voice transmission even when used outdoors. The flexible mini-boom fits your face, and doesn't interfere with your line of sight. With JABRA EarBoom, you're guaranteed great sound at an affordable price.