Product Description
TOA TS-921 9 V DC Chairman Unit For TS-920RC Infrared Conference System
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-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.
TS-920RC Infrared Conference System
SPECIFICATIONS:
Power Source | 7.2 V DC (supplied from optional lithium-ion battery) 9 V DC (supplied from optional AC adapter) |
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Current Consumption | Max. 390 mA |
Infrared Emitter / Detector | |
Wavelength | 870 nm (AM: Brightness modulation) |
Modulation Method | Frequency modulation |
Carrier Frequency | Transmission: Audio channel 1: 7.35 MHz Audio channel 2: 8.10 MHz Audio channel 3: 8.55 MHz Audio channel 4: 9.15 MHz Control channel: 6.45 MHz Reception: Base language channel: 1.95 MHz Translation language channel: 2.25 MHz |
Covering Range | 7 m (22.97 ft) radius |
Input | Microphone terminal: XLR-4-31 type |
Output | Monitor speaker: 8 Ω, 0.2 W Headphone: φ3.5 mm mini Jack (3P:monaural) × 2 |
LED Indicator | Speech indicator, Voting status indicators 1 -3, Power indicator |
Function | Monitor volume control, Headphone volume control, Priority speech function, Voting function, Monitor selector switch (MAIN/SUB) |
Battery Life | Approx. 10 hours |
Operating Temperature | 0 ℃ to +40 ℃ (32 ゜F to 104 ゜F) |
Operating Humidity | 90 %RH or less (no condensation) |
Finish | Case: PC resin, black Speaker Net: Black, matte finish, paint |
Dimensions | 205.7 (W) × 70.3 (H) × 164.2 (D) mm (8.1" × 2.77" × 6.46") |
Weight | 525 g (1.16 lb) |
Option | Microphone: TS-923, TS-903, TS-924, TS-904 (Select either one.) Lithium-ion Battery: BP-900A AC adapter: AD-0910 |