C250 The mini boom headset that’s comfortable, clear a n d d i s c r e e t. The C250 is a stylish, lightweight, behind-the-ear headset with builtin miniature microphone boom for optimal voice pick-up. Listening quality is optimized by the high-sensitivity miniature speaker and Jabra MiniGelTM, which channels sound to your ear. Every conversation becomes an enjoyable experience with this corded, contoured earpiece that fits discreetly behind either ear for a comfortable and secure fit.