These mics are designed for heavy duty live use with beefed up internal shock-mounting and all-metal construction. A multistage grille is aimed at knocking down sibilants and plosives. Inside A-T uses its Hi-Energy neodymium magnets.
The ATM510 is a cardioid mic. The ATM610a has a slightly better response curve and a hypercardioid pattern.
Both ship with a Quiet-Flex stand clamp, stand adapter and a protective carrying pouch.
Prices: ATM510 — $169 (MSRP), $99 (MAP); ATM610a — $259 (MSRP), $149 (MAP)