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인증된 전문가에게 직접 연결
인증된 전문가에게 직접 연결
Battery: 9V, 006P or IEC 6F22 or NEDA 1604.
Electrical (sound) standard: ANSI S1.40-1984 and IEC942 1988 Class2.
Output sound level: 94dB and 114dB re 20 uPa under reference.
Accuracy: ± 0.5 dB.
Output frequency: 1 kHz ± 4 %
Included Accessories: Battery (installed), users manual
