Product specifications (cont’d), Handheld mic transmitter: 922t, Charging stand: 923c – Radio Shack 920SR User Manual
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product specifications (cont’d)
handheld mic transmitter: 922T
carrier frequency range/
216.025 –216.875MHz
frequencies
16 total (see chart below)
mic
dynamic microphone
antenna
built-in
RF output
15mW
battery
NiMH rechargeable battery;
alkaline disposable; 1.5V x 2 AA
battery life
NiMH rechargeable: 12 hours (approx.)
alkaline disposable: 15 hours (approx.)
recharging time
6 hours (NiMH batteries)
dimensions (dia x length)
54 x 237 mm/2.1 x 9.3 in
weight
230g/8.1oz
controls
on/standby/off/channel selector
charging stand: 923C
power supply
AC adaptor (DC 12V/ 0.5A)
indicator lights
LED green = battery ready
LED orange = recharging
LED red = power on
LED blinking orange = fault (battery bad)
recharging time
NiMH (1300mA): 4 hr
dimensions (
W
x
H
x
D
)
135 x 47 x 230 mm/5.3 x 1.9 x 9 in
weight
360g/12.7oz
controls
on/off switch
4724 Radium 216 User Guide 2/28/05 10:15 AM Page 63