Prestelek ikus-entzunezko irtenbide profesionalak fabrikatzen ditu, besteak beste, HD PTZ kamerak, mikrofono digitalak eta konferentzia eta irrati-telebistarako AV seinaleen luzagailuak.
Prestel is a provider of professional audio-visual technology and video conferencing equipment designed for business, education, and broadcasting environments. The brand's product lineup features high-definition PTZ (Pan-Tilt-Zoom) cameras equipped with advanced optical zoom, AI tracking, and NDI support, suitable for meeting rooms, classrooms, and live streaming setups.
In addition to cameras, Prestel offers a range of complementary AV accessories such as digital array microphones with echo cancellation, intelligent PTZ keyboard controllers, and robust AV extenders for long-distance signal transmission over CAT cables. Their solutions emphasize compatibility with modern control protocols like VISCA, Pelco-D/P, and ONVIF, ensuring seamless integration into existing networked AV systems.
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To set a preset, press the [PRESET] key followed by a number key (0–9) on the remote control. To call a preset, simply press the corresponding number key.
The Prestel EA-300 supports LPCM, DTS, Dolby Digital, and Dolby Digital Plus audio formats utilizing CAT5E/6 cables for transmission.
Press the [BACKLIGHT] key on the remote control. This feature allows the subject to remain visible even with strong light behind them, but it is only effective when the camera is in auto exposure mode.
Flickering often indicates insufficient power. If using a single cable connection to a phone or device, try connecting an external PD power adapter (18W or higher) to the display to ensure stable operation.