Infrared Wireless Microphone ยี่ห้อ TOA รุ่น IR-201M
specification
| model | IR-201M (Handheld infrared wireless microphone) | |
| Use the microphone | A single point of electronic condenser microphone | |
| Red outer hair emitting portion points |
wavelength | 870nm |
| Modulation | Frequency Modulation | |
| Carrier frequency | 3.100MHz | |
| Distance | Approximately 15m | |
| Audio signal | 32.768 kHz | |
| Maximum input sound pressure | ± 4.8kHz (1 kHz, the input is 90dB SPL) | |
| Maximum input sound pressure | 126dB SPL | |
| Frequency response | 100 ~ 10kHz | |
| Pre-emphasis | 300μs | |
| battery | AA batteries or alkaline battery x2 | |
| Battery duration | About 6 hours (when using alkaline batteries, continuous use) | |
| Operating temperature range | 0 ℃ ~ + 40 ℃ | |
| Operating humidity | 30% ~ 85% RH | |
| Exterior | Operating unit: ABS resin, metallic gray paint filter: transparent dark black |
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