Specifications:
| Battery | One piece of IR-210BT-2 rechargeable battery for the infrared wireless microphone (option) |
| Current Consumption | Typ. 215 mA (1.2 V) |
| Infrared Emitter | |
| Wavelength | 870 nm (AM: Brightness modulation) |
| Modulation Method | Frequency modulation |
| Carrier Frequency |
Channel A: 3.100 MHz (The indication of channel selector is “A”) |
| Transmission Distance | Approx. 15 m (50 ft) (in an unobstructed space) |
| Tone Signal | 32.768 kHz |
| Modulation Sensitivity | ±4.8 kHz (1 kHz, when SPL of 84 dB is input) |
| Microphone Element | Electret condenser microphone, Uni-directional |
| Maximum Input Sound Pressure | 120 dB SPL |
| Input Sensitivity Adjustment | Adjustment range: 2 levels (high, low) |
| Frequency Response | 100 Hz - 12 kHz |
| Preemphasis | 300 µs |
| Input | External microphone input (⌀3.5 monoaural mini jack, phantom powered) |
| Switch | Power Switch, Channel selector switch, Microphone sensitivity selector switch, Function button |
| Indicator | Power LED (combined with battery life indicator) |
| Battery Operation Time | Approx. 8 hours (when used with one piece of IR-210BT-2 rechargeable battery) |
| Operating Temperature | 0°C to +40°C (32°F to 104°F) |
| Operating Humidity | 90% RH or less (no condensation) |
| Finish | Control section: ABS resin, white Filter section: Polycarbonate, optical cut filter |
| Dimensions | 54.2 (W) x 109 (H) x 27 (D) mm (2.13" x 4.29" x 1.06") |
| Weight | 95 g (0.21 lb) (with battery and strap) |
| Accessory | Neck strap...1 |
Optional products
Battery Charger : IR-310BC
Rechargeable battery: IR-210BT-2 (containing 2 pieces)