This RCA Type 44-BX vintage ribbon microphone is in excellent cosmetic condition. It is the exact microphone shown in the pictures. This velocity microphone, which is also known by its RCA part number MI-4027-B, -D, -H, -J or -K, works well. These mics were specially designed for broadcast studio use, and were constructed to retain sensitivity and frequency response throughout changes in temperature and humidity. Their frequency response is perfect for voice and most musical instruments.