Lightspeed ANR 20-3G
• Exclusive AES™ Auto Shut Off. Turns off the active electronics if the system if left unattended
• ANR Power for 30-50 hours on 2 “AA” Alkaline Cells
• Personal Side Tone with Bass and Treble Boost
• Cell Phone/Personal Audio Interface
• Independent Left/Right Volume controls
• Stereo/Mono Switchable
• Battery Level Indicator
• Confor-Foam™ ear seals