Audio-Technica AT355ST, 0.6 Microphone Earphone Adapter
Audio-Technica presents AT355ST/0.6 from Japan with a built-in microphone for users to record sound and voice on their audio player. Featuring a volume control allowing the music to magnify greater than the audio player can produce. It has an on/off button to save the battery life with a 20 days battery duration. Designed in both black and white to match with any earphone colors.