When was the model SM2 discontinued?
The model SM2 was discontinued in the spring of 2012.
The SM2 was a headset microphone that used the SM10 dynamic mic element. The SM2 had a headphone driver for each ear. The detachable cable was provided without connectors on the equipment end. Typical use was for live broadcast or intercom.
The final U.S. retail price was $307. The model SM2 was introduced in 1985.