2N® Lift8 Audio Unit – Machine Room (918611E) Technical Specifications Brand: 2N® Part Number: 918611E Function: Audio unit for emergency and maintenance communication from the elevator machine room, supporting two-way voice communication Installation: Designed for wall mounting in the elevator machine room; connects to 2N® Lift8 Central Unit via two-wire bus; includes integrated microphone and speaker Compatibility: Compatible with 2N® Lift8 systems; supports integration with 2N® Elevator Center for remote monitoring; connects via 2N® Lift8 Splitter for multi-unit setups Control: Features a single ALARM button to initiate calls to programmed numbers; supports PCMU, PCMA, G.711, L16, G.722, and G.729 audio codecs for high-quality audio; adjustable volume to prevent feedback Integration: Powered via two-wire bus; configurable via 2N® Service Tool or web interface; complies with EN 81-28 and EN 81-70 standards; ideal for machine room communication during maintenance or emergencies