Listen LT-700 User Manual page 7

Specifications continued
Specification
System Frequency Response
System Signal to Noise Ratio
(A-weighted)
System Distortion
Audio
Microphone Input
Microphone Sensitivity
Line Input
Phantom Power
Set-up Controls, behind the door
User Controls
Controls
Programming
LED
Indicators
LCD Display
Battery Type
Battery Life (Listen batteries)
Battery Charging (NiMH only)
Power
Power Supply Connector
Compliance
Dimensions
Unit Weight
Unit Weight with batteries
Physical
Shipping Weight
Door
Temperature - Operation
Environmental
Temperature - Storage
Humidity
LT-700-072
** All system specifications are wireless end-to-end
63Hz - 15kHz (± 3dB)
SQ enabled: 80dB; SQ disabled 60dB
<2% total harmonic distortion (THD) at 80% deviation
Unbalanced, tip of 3.5mm connector, (55 dBu nominal,
-32dBu maximum, impedance 21 Ohms)
Three position switch: high, middle and low; 6dB increments
Unbalanced, ring of 3.5mm connector, (-10dB nominal input level adjustable, +4dBu maximum,
impedance 10k Ohms)
Mic sensitivity, NiMH/alkaline battery, SQ enable/disable
Power, mute, channel UP and DOWN
Unit can be programmed so that only desired channels are displayed to the user; channel selection can
be locked by holding the UP or DOWN button 5 seconds.
Red, illuminates when unit is on. Flashes when batteries are low,
or to indicate charging. Flashes 2x when muted
Channel, lock status, programming
Two AA batteries, alkaline or NiMH
20 hours alkaline (LA-361), 10 hours NiMH rechargeable (LA-362)
Fully automatic, 14 hours
2.3mm OD by 0.7mm ID, barrel type connector. 7.5VDC, center positive 300mA. Drop in contact points
for use with Listen charging cases.
3.0 in x 1.0 in x 5 in WxDxH (7.6cm x 2.5cm x 13.cm)
Manually lockable. UP, DOWN and power through door,
other controls behind door (see Controls above)
-10° to 40°C (14° to 104° F)
-20° to 50°C (-4° to 122° F)
0 to 95% relative humidity, non-condensing
LT-700-216
63Hz - 10kHz (±3dB)
SQ enabled: 80dB; SQ disabled 50dB
3VDC
UL Listed
3.9oz (111g)
5.8 oz (164.4g)
1.0 lbs (0.45kg)
3