- 2 Amp relay contacts for door / gate or SL-2 Strobe Light (DOD 242) control - Blue Call Connected LED indicator - SIP compliant (see Product Manual for list of compatible IP-PBX phone systems) - PoE powered (class 1 <4 Watts) - Automatic Noise Canceling (ANC) feature for proper operation in noisy environments - VoIP audio detection eliminates the need for Push to Talk mode - Handsfree operation - T-10 Torx security screws for added security - Laser etched graphics - Programmable to dial up to 5 numbers - Cycles through backup phone numbers on busy or ring-no-answer - Hangs up on busy signal time-out or touch tone command - Programming software included - Network downloadable firmware - Remotely programmable - Diagnostics for testing mic speaker and relay - Flush mounts with a double gang electrical box - Extended temperature range: -40F to 140F (-40C to 60C) - Enhanced Weather Protection (EWP) EWP products are designed to meet IP66 Ingress Protection Rating see DOD 859 - Power: PoE class 1 (<4 Watts) - Maximum Sound Pressure: 90dB SPL @ 1m - Dimensions: 5.0? x 5.0? x 2.25? (127mm x 127mm x 57mm) - Shipping Weight: 2.1 lbs (1.0 kg) - Operating Temperature: -40F to 140F (-40C to 60C) - Humidity: Up to 100% - Material: 14 gauge 316 stainless steel with #4 brushed finish - SPDT Relay Contact Rating: 2A @ 30VDC / 1A @ 125VAC 250VAC maximum - Audio Codecs: G711u G711a G722 - Network Compliance: IEEE 802.3 af PoE SIP 2.0 RFC3261 100BASE-TX with auto cross over - Connections: (1) RJ45 10/100 Base-T (3) gel-filled butt connectors