Model : Swann Speed Dome Internal Camera
Part No. : SW281-SDI

Specification
Camera 
Signal System : NTSC and Digital
Image Sensor : 1/4" Color Sony Super HAD CCD
Resolution : 480 Lines
Number of Pixels : 768 x 494

Lens
Focal Length: 3.25-88mm (27x)
Digital Zoom: 10x (270x total zoom)
Aperture: F1.5-F3.8
Focus: Auto
Iris: Auto/Manual

Signal to Noise Ratio : 48dB

Pan & Tilt
Pan Angle: 360 Endless pan
Tilt Angle: More than 180
Pan Speed: 0.3-240 per second
Tilt Speed: 0.3-120 per second
Preset Positions: 64

Audio : No

Minimum Illumination : 1 Lux (0 lux Electronic Sensitivity on)

Controls
Gain Control
White Balance
Electronic Shutter
Back Light Compensation
Auto Exposure Control
Auto Exposure Compensation

Multiple Camera Views : Up to 16 images on one screen

Video Interface : BNC

Sync System : Internal/Line Lock (auto detect)

Alarm I/O : 4 Alarm inputs, 1 alarm output

Network 
Compression Format : MPEG-4 ASP hardware compression
Protocols Supported : TCP/IP, HTTP, ARP, PPPoE, DDNS, DHCP, RTP/RTSP
Picture Size : QCIF: 160 x 112
CIF: 352 x 240
Full D1: 720 x 480
Frame Rate : 30 FPS at full D1 resolution
Simultaneous Client Access : Unlimited
Network Interface : RJ-45 x2 (10/100 Base-TX)
QoS : Layer 2, 3
Serial Port : RS-485 x1
Digital Interface : DI x1, DO x1

General 
Power Requirements : 12 VDC
Power Consumption : 3A
Operating Temperature : -4 ~ 122F (-20 ~ +50C)
Diameter and Height : 9.4 x 12.8" (239 x 325mm)

Warranty : One Year.