SKU : TS-924
หมวดหมู่ : Sound PA ,  Microphone , 
แบรนด์ : TOA
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The TS-921 is a Chairman unit of the Infrared Conference system. Since the system is cordless, it can be easily installed and removed. The Chairman unit features a priority speech key which allows it to take precedence over the TS-922 Delegate units when speaking. It can be operated on either the AD-0910 AC adapter or the BP-920, BP-900A lithium-ion battery. It is equipped with a remaining battery indicator. Two types of dedicated microphones are made available for the TS-921 as optional products: the TS-923, TS-903 standard type and the TS-924, TS-904 long type.
| Name | Long Microphone Unit |
| Model | TS-924 |
| Type | Electret condenser microphone |
| Directivity | Unidirectional |
| Rated Impedance | 1.4 kΩ |
| Rated Sensitivity | -37 dB (1 kHz 0 dB = 1 V/Pa) |
| LED Indicator | Speech indicator (ring type) Red |
| Frequency Response | 100 Hz - 13 kHz |
| Output Connector | Equivalent to XLR-4-12C |
| Flexible Part | 2 parts |
| Operating Temperature | 0 ℃ to +40 ℃ (32 ゜F to 104 ゜F) |
| Operating Humidity | 90 %RH or less (no condensation) |
| Finish | Body: Aluminium, black, semi-gloss, paint Shaft: Copper alloy, black, semi-gloss, paint |
| Length | 620 mm (2.03 ft) |
| Weight | 150 g (0.33 lb) |
| Applicable Unit | Chairman units: TS-821, TS-921 Delegate units: TS-822, TS-922 |