receiving frequency |
|
2.3 or 2.8 MHz (switchable) |
|
|
134dB (w/ 100 transducer)
113dB (w/ AT0541 headset) |
power supply |
|
2AA NiCad or alkaline cells |
operating time
nominal volume setting
|
|
35Hr between charges (NiCad)
80Hr (alkaline) typical |
detector lens |
|
infrared element with ambient light filter |
displays
|
|
charging/low battery LED; 4Hr remaining (NiCad); 6 to 8 Hr
remaining (alkaline) |
color
|
|
translucent purple with red acrylic lens and lettering |