IRR-30P - 2-channel receiver w/power amplifier

Sub-carrier frequencies: 2.06MHz & 2.56MHz
Type: Super heterodyne - crystal controlled
Modulation: FM
Signal-to-Noise: >75dB A weighted
Reception sensitivity: >25dBµV
Line Input impedance: 32k ohms +/-15%
Line Output adjustment: - infinity to +10dBu
Audio Output: 5W x 4 @ 4 ohms
Power requirement: 15V DC @ 2.7A (use model BC-30)
Size: 204 x 233 x 44mm
Weight: 1.3kg

IRH-15c - 2-channel handheld transmitter

Sub-carrier frequencies: 2.06MHz & 2.56MHz switchable
Modulation: FM
Microphone element type: Uni-directional dynamic
Frequency Response: 50-8kHz +/-3dB
Battery type: 2-"AA" alkaline( 1.5V x 2 ) or
2-1HR-3U "AA" rechargeable Ni-MH (1.2V x 2 )
Battery life: > 6 hours w/alkaline batteries
Size: 245 x 35mm)
Weight: 258g w/alkaline batteries

IRN-10 - 2-channel chest-worn transmitter

Sub-carrier frequencies: 2.06MHz & 2.56MHz switchable
Modulation: FM
Microphone element type: Uni-directional electret x 2
Frequency response: 50-9kHz +/-3dB
Ext Mic input impedance: 2.2k ohms Ext Mic input jack: 3.5mm
Ext. Mic Voltage/Current: 3.5VDC @ 1mA (to power electret mic element)
Mic gain adjustment: +6dB to approx. -10dB
Battery type: 2-"AA" Alkaline (1.5V x 2) or
2-1HR-3U "AA" rechargeable Ni-MH (1.2V x 2)
Battery life: > 8hours w/alkaline batteries
Size: 80 x 70 x 27mm
Weight: 120g -w/alkaline batteries

IRD-60 - Dome sensor

Output: F Connector
Power: powered by receiver (24V @ 15mA)
Cable requirement: RG59 - 75 ohm coaxial
Size: 100x30mm
Weight: 170g w/mounting bracket