Manual Electric Video Conference System, Brand Name : Screen Technics

Screen Technics ST-VC20A – Full HD PTZ Video Conferencing Camera

1. Camera & Sensor

• 1/3-inch HD Color CMOS sensor

• 2.1 Megapixel resolution (16:9)

• Minimum illumination: 0.5 Lux at F2.0

2. Optical & Image Quality

• 20× Optical Zoom (f=5.0 mm ~ 50.0 mm)

• Aperture: F1.8 (wide) to F2.1 (tele)

• Horizontal viewing angle: ~55.5° (wide) to ~3.0° (tele)

• 2D & 3D Digital Noise Reduction for clearer image

• Supported resolutions: 1080p30/25, 720p30/25

• Video formats: YUV, MJPEG, H.264

3. Pan & Tilt Control

• Pan range: ±175° (max speed ~80°/s)

• Tilt range: –35° to +55° (max speed ~60°/s)

• Presets: 9 via IR remote, up to 256 via RS-232/RS-485

4. Connectivity & Protocols

• USB 2.0 Plug & Play

• Optional HDMI / SDI outputs (depending on model variant)

• Control protocols: VISCA, PELCO-D, PELCO-P

• RS-232 / RS-485 control support

5. Mounting Options

• Desktop, tripod, wall mount, ceiling mount

• Supports reverse mounting

6. Power & Consumption

• DC 12 V / 2 A

• Power consumption: ~12 W

7. Physical Specifications

• Dimensions: 260 × 175 × 180 mm

• Net weight: 1.5 kg (gross ~2.85 kg)

8. Operating Environment

• Operating temperature: –10 °C to 50 °C

• Storage temperature: –20 °C to 60 °C

9. Package Contents

• Camera unit

• DC power adapter

• IR remote control

• USB cable

• Mounting brackets (wall/ceiling/tripod)

• User manual