TOA IR300M IR-300M (Microphones - Wireless)
Please contact us for a current price, quoting code TOA IR-300M.
TOA TOAIR300M
The IR-300M is a hands-free infrared wireless microphone. It eliminates problems with interference or eavesdropping allowing simultaneous use in adjacent conference rooms or school classrooms. Since infrared wireless microphone system uses a frequency band that does not interfere with that of the TS-800 and TS-900 series infrared conference system both systems can be simultaneously installed in the same location.
Battery IR-200BT-2 rechargeable battery for the infrared wireless microphone (option)
or AA alkaline dry cell battery (2 pieces).
Current Consumption
Typ. 250 mA (2.4 V Power selector switch: N)
Typ. 340 mA (2.4 V Power selector switch: H)
Infrared EmitterWavelength 870 nm (AM: Brightness modulation)
Modulation Method Frequency modulation
Carrier Frequency
Channel A: 3.100 MHz
Channel B: 3.350 MHz
Transmission Distance Approx. 20 m (65 ft) (Power selector switch: H in an unobstructed space)
Approx. 15 m (50 ft) (Power selector switch: N in an unobstructed space)
Tone Signal 32.768 kHz
Modulation Sensitivity ±4.8 kHz (1 kHz when SPL of 84 dB is input)
Maximum Input Sound Pressure 120 dB SPL
Input Sensitivity Adjustment Adjustment range: -9 dB to 0 dB (factory preset: 0 dB)
Microphone Unit Unidirectional electret condenser microphone
Frequency Response 100 Hz - 12 kHz
Preemphasis 300 μs
Input External microphone input (φ3.5 monaural mini jack)
Battery Operation Time
Approx. 8 h (when the IR-200BT rechargeable battery for the infrared wireless microphone is used Power selector switch: N)
Approx. 6 h (when the alkaline battery is used Power selector switch: N)
Operating Temperature 0 ℃ to +40 ℃ (32 ゜F to 104 ゜F)
Operating Humidity 30 % to 85 %RH
Finish
Control section: ABS resin metallic gray paint 50% gloss
Filter section: Polycarbonate optical cut filter
Dimensions 64 (W) x 91.3 (H) x27.3 (D) mm (2.52 x 3.59 x 1.07)
Weight 130 g (0.29 lb) (with battery and strap)
Accessory Screw driver (for setting) …1 Color label (6 colors) …1
Features | |
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Type | Transmitter |
This item is not currently in stock, but is on order. Current due date is 27/04/2024.
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Please contact us for a current price, quoting code TOA IR-300M.
Product Category: Microphones - Wireless.