Maxim
™
Specifications
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21
Sapphire (IRT-60) microphone/transmitter specs
Transmission Carrier
Infrared
Transmission Frequencies
2.08 MHz & 2.54 MHz
Channel Selection
Field Switchable
Transmitting Diodes
Six
Wavelength
850 nm
Modulation
FM Wide-Band
Frequency Response
100 Hz - 10 KHz
Pilotone Frequency
32.768 KHz
Peak Deviation
± 25 KHz
Dynamic Range
95.5 dB @ 2.8% THD
Operating Range
60 Ft. line of sight
Latency (mic to speakers)
0.87 ms
Battery Used
Lithium-ion polymer (3.7V / 620mAh)
Battery Life
8 hr/Charge
External Power Charger
5V DC Micro USB Connector
Transmission Angle
180° Conical
User Controls
Power (On/Off)
Press & Hold
Mute Switch (On/Off)
Momentary Press (blinks when muted)
Addt’l Mic Gain Control
Normal, -3dB, -6dB
Audio Source Vol./Gain
Increase, Decrease
Channel Select
(A or B) in battery compartment
External Mic/Aux Input
3.5 mm Line Level
Dimensions (H x W x D)
3.5” x 1.25” x 0.75”
Weight
1.4 oz including battery
Handheld (IRT-35) microphone/transmitter specs
Transmission Carrier
Infrared
Transmission Frequencies
2.08 MHz & 2.54 MHz
Channel Selection
Field Switchable
Transmitting Diodes
Ten
Wavelength
850 nm
Modulation
FM Wide-Band
Pilotone Frequency
32.768 KHz
Peak Deviation
± 25 KHz
Operating Range
50 ft. line of sight
Power Switch (Slide)
On/Off
Battery Charge Level (LED)
Green: Full | Orange: Medium | Red: Low
Battery Life
Approx. 7 Hr./Charge
Dimensions
2.125” dia. (Head), 1.4375” dia. (Body), 9.625” H
Weight
10.3 oz. w/ Battery
