ไมโครประชุมไร้สาย ยี่ห้อ TOA รุ่น TS-821+TS-903
The TS-903 is a designed microphone for exclusive use with the conference units of the Infrared/Wired conference system. Ring type In-Use lamp located at the microphone head permits displaying the operation status of the conference units.
- Type : Electret condenser microphone
- Directivity : Unidirectional
- Rated Impedance : 1.8 kΩ
- Rated Sensitivity : -37 dB (1 kHz 0 dB = 1 V/Pa)
- LED Indicator : Speech indicator (ring type)
- Frequency Response : 100 Hz – 13 kHz
- Output Connector : Combined type of XLR-4-12C
- Operating Temperature 0 ℃ to +40 ℃ (32 ゜F to 104 ゜F)
The TS-821 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-822 Delegate units when speaking. It can be operated on either the AD-0910 AC adapter or the BP-900A lithium-ion battery. It is equipped with a remaining battery indicator. Two types of dedicated microphones are made available for the TS-821 as optional products: the TS-923, TS-903 standard type and the TS-924, TS-904 long type.
- Chairman unit for basic discussion
- Priority button
- 0.2W monitor speaker
- 2 headphone jacks with individual volume control
- Approx. 10 hours continuous operation with the use of optional rechargeable lithium-ion battery
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