์ฐพ์•„๋ณด๋‹ˆ๊นŒ 1000hz 2000hz ์ฐจ์ด ๋ญ ์žˆ๋‹คํ•˜๋˜๋ฐ ๋ญ”๋ง์ธ์ง€๋ชจ๋ฅด๊ฒ ์Œ

์ผ๋ ‰ํŠธ๋กœ๋งˆํŠธ๊ฐ“๋Š”๋ฐ ใ…ˆใ„ด๋น„์‹ธ๊ธดํ•˜๋”๋ผย