Smart/Talk Tech/Talk Tech/Talk ECU
Direct Select Yes Yes Yes
Message Cells 8 8 8
Levels 6 per Flash 6,8,12 6
Sequenced Messages      
Scanning      
Auditory Prompts      
Environmental Controls     IR & RF
Total Recording Time up to 8.8 min. up to 14.4 min. up to 7.2 min.
Smart Overlay System Yes    
External Flash Yes    
Rechargeable Battery Yes optional Yes
Overall Size 13.5x8x2 13.5x8x3 13.5x8x3
Message Cell Dimensions 2.75" 2.75" 2.75"
Weight 2 lb. 2.5 lb. 4 lb.
Price $775 $435 - $1,168 $875 - $1,235