BENQ DVY23 Video conference รายละเอียด BenQ DVY23 1080 PTZ Conference Camera Ultra-detailed 20x optical zoom Pan: ±170° | Tilt: -30° to +90° Video outputs: USB 3.0, HDMI, 1GbE with PoE, 3G-SDI Streaming: RTSP and RTMP Control ports: RS232, RS422, RS485, LAN, and remote control USB 3.0 plug and play Warranty 1 Year