CyberData 011087 V3 SIP-enabled IP Strobe Type: Accessories Dimensions: 5 x 5 x 1.5 (H x W x D) Specifications: Protocol: SIP RFC 3261 Compatible Ethernet I/F: 10/100 Mbps Power Input: PoE 802.3af or +12 to +24 VDC at 1000 mA (500 mA minimum) Light power: 90 candela (5-Watt LEDs) Flash rate: 2 per second Operating Temperature: -10 degrees C to 50 degrees C(14 degrees F to 122 degrees F) Regulatory Compliance: FCC Class A, UL 60950