EXTECH 407760 USB Interface
USB interface for easy setup and data download
30 to 130dB range
Datalogging capability up to 129, 920 records
Selectable data sampling rate: 50ms, 500ms, 1s, 2s, 5s, 10s, 60s
Records readings with real time clock
Two start methods: programmed ( from PC) or manual
0.5 " electret microphone
In