Wireless Headphones w/IR Transmitter
Infrared wavelength: 854mm + 5mm
Frequency modulation
Effective range (max): about 11 meters
Power requirements: 12vdc 200ma
Effective angular range: 120 o
Power requirements: 3dcv (1.5V aaa x2)
Type: open air dynamic
Drine unit: 30mm mylar cone
Impedance: 32 ohm+-40hm
Frequency response: 20 hx - 23 khz
S.P.L. 112 Db/nom. Dev.
Battery life (at 10mv output): About 48 hrs
