High-accuracy Type 2 meter meets ANSI and IEC 651 Type 2 standards. Includes tripod mount for field use, microphone wind screen, 9V battery and carry case. High and low measuring ranges (35 to 130dB in 2 ranges) with 1.5dB accuracy Built-in calibration check Max hold with reset button and analog AC/DC outputs for connection to an analyzer or recorder Meets ANSI and IEC 651 Type 2 standards Includes tripod mount for field use, microphone wind screen, 9V battery and carry case Model 407736