Thông tin sản phẩm * 2-megapixel CMOS Sensor * Auto Iris Lens (Optional) * Real-time MPEG-4 and MJPEG Compression (Dual Codec) * Multiple Streams Simultaneously * ePTZ for Data Efficiency * Activity Adaptive Streaming for Dynamic Frame Rate Control * Tamper Detection for Unauthorized Changes * 3GPP Mobile Surveillance * Built-in 802.3af Compliant PoE * Two-way Audio via SIP Protocol * Built-in SD/SDHC Card Slot for On-board Storage * Includes Free Standard 32-CH ST7501 Central Management Software