WDA-700 Wireless Teaching System
- Education
- Speaker Cabinet
UHF 790MHz-805.750MHz and 806MHz-821.750MHz frequency bands, 64 frequencies per band, totally 128 selectable frequencies
Adopts patent anti-interference technology, the transmitter can be used free from interference in any classroom which has installed the WDA700 wireless speaker
The transmit frequency is automatically and synchronously set by the receiver (main speaker) via infrared data transmission
High quality wooden speaker housing and advanced audio circuitry design features natural and distortion-free sound
Stereo left and right speakers, maximum output power is up to 30W
AUX IN socket for convenient connection with signal from campus broadcasting or DVD, etc
LINE OUT function meets the demands of multimedia teaching
The transmitter is supplied with high capacity rechargeable lithium ion batteries; the continuous playtime is up to 12 hrs
Elegant and durable metal alloy housing for transmitter
Choices of installation: mounting with tripod, hanging on wall, or putting on the table directly
Product Detail
• Receiver Sensitivity: -80dBm SN>25dB • Noise Lock: -91dBm±1dBm • Frequency Range: 790.000MHz - 821.750MHz • Frequency Band: two bands (790MHz-805.750MHz, 806MHz-821.750MHz) • Frequency Response: 80 Hz-16kHz • Speaker System: two speakers (stereo) • Max. Output Power: 30W x 2 • Output Impedance: 4Ω • Power Adaptor: DC 16V/5A • Transmit Power: ＜10mW • Transmit Current Consumption: 40-50mA • Transmit Recharging Current: 350mA • Distance of Infrared Data Transmission: 6-8m (in straight) • Audio Modulation: 7-8kHz (Input 15mV) • Pilot Frequency Modulation: 8-9kHz (Max.) • Wireless Operating Range: 20-30m (indoors) • Recharging Period of Transmitter: 3-5 hrs • Playtime of Transmitter: >12hrs • Low Power Indication of Transmitter: 3.2V±1V
Multimedia teaching, etc
| Main speaker | 1pc |
| Auxiliary speaker | 1pc |
| WDA-700 body pack | 1pc |
| Power adaptor of speaker | 1pc |
| Power adaptor of transmitter | 1pc |
| 3.7V/1000mAh lithium-ion battery | 1pc (inside the body-pack) |
| Headworn microphone HM-800 | 1pc |
| Lavalier microphone TCM-380 | 1pc |
| Connection cable of speaker | 1pc |
| User Manual | 1pc |
| "L" fixing frame | 2pcs |
| M3/8" x 26mm Screw with Spring washer and Rubber gasket | 2pcs |
| Package:carton with sponge |
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