iKEY-AUDIO M3 Manuel D'instructions page 9

The following noises can be dangerous at extended exposure
90 Subway, motorcycle, truck traffic, lawn mower
100 Garbage truck, chain saw, pneumatic drill
120 Rock band concert in front of speakers, thunderclap
140 Gunshot blast, jet plane
180 Rocket launch pad
Information courtesy of the Deafness Research Foundation.
Overview of M3 Connections & Controls
(1) BATTERY COMPARTMENT
(2) POWER (ON-OFF)
(3) DC POWER INPUT (AC/DC adapter not included)
(4) INPUT GAIN (- o +)
(5) 1/8" MIC IN
Introduction
9
Introducción • Introduction • Einleitung
(6) 1/8" LINE IN
(7) 1/8" PHONES/ LINE OUT
(8) LCD SCREEN
(9) RECORD LEVEL/ SEARCH
(10) TIME
(11) FORMAT/ STEREO-MONO
(12) STOP/ BACK - PLAY/ PAUSE - RECORD
(13) OUTPUT LEVEL (- +)
(14) USB/ PC DATA port
(15) USB KEY DRIVE SLOT (USB drive not included)
(16) SD CARD SLOT (use included SD card)
(17) STAND MOUNT (stand not included)
(18) USB to PC DATA TRANSFER CABLE (
included/
)
not pictured