Brand new, never installed. Guaranteed for 30 days! You will receive the exact unit shown. Flexible NAC Capacity: Provides additional notification appliance circuit (NAC) capacity with four Class B NACs, each rated at 2 A for conventional reverse polarity 24 VDC notification appliances. Operation Modes: Offers multiple operation modes, including synchronization for Simplex visible notification strobe flashes and control of TrueAlert non-addressable notification appliances operating with SmartSync two-wire control mode. Input Control Options: Can receive IDNet addressable communications from compatible fire alarm control panels or control signals from conventional 24 VDC NACs. IDNet Communication Benefits: Allows status monitoring and individual NAC control using a single address per extender, supporting IDNet “Device Level” earth fault location. Internal Power Supply: Equipped with an internal 8 A power supply/battery charger, capable of charging internal batteries up to 12.7 Ah or external 18 Ah batteries for reliable backup power. Dimensions: 22 × 19 × 9 inches. Compatibility: Compatible with Simplex Fire Alarm Control Panels (FACPs) and listed under UL, ULC, CSFM, and MEA (NYC) acceptance. Operating Environment: Designed to operate within a temperature range of 32°F to 120°F (0°C to 49°C) and a humidity range of 10% to 90% RH. This will be packed with exquisite care. Please also feel free to message me if you have any questions.