The award-winning Neumann TLM 103 is an excellent large diaphragm microphone for all most applications requiring the utmost in sound quality. The capsule, derived from that used in the U87, has a cardioid pattern, is acoustically well-balanced and provides extraordinary recordings. This NIckel TLM103 has only ever been used on acoustic guitars and as you can see from the pictures is mint! The Serial Number is 09211