TOA IR-300M Infrared Wireless Microphone

1,550 د.إ

TOA IR-300M Infrared Wireless Microphone eliminates problems with interference or eavesdropping, allowing simultaneous use in adjacent conference rooms or school classrooms.

SKU: IR-300M Categories: , , Tags: ,

Description

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)

Wavelength 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

Frequency Response 100 Hz – 12 kHz

Battery Operation Time Approx. 8 h

Operating Temperature 0 ℃ to +40 ℃ (32 ゜F to 104 ゜F)

Dimensions 64 (W) × 91.3 (H) ×27.3 (D) mm (2.52″ × 3.59″ × 1.07″)

Weight 130 g (0.29 lb) (with battery and strap)

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