ATEIS SPAg2-2120 dual channel power amplifier, offered in used condition. OBSERVED FACTS: - Brand: ATEIS - Model/MPN: SPAg2-2120 - Dual amplifier channels labeled AMP-1 and AMP-2 - Balanced outputs marked COM, 25V, 50V, and 100V - Output marking: RMS 120W per channel - AC input marked 220-240V / 50-60Hz; 670W - DC power input marked 24V/20A - PGM input marked 0dBu (0.775V), 60kΩ balanced - Rack-mount chassis with front handles - Automatic variable speed fan indicated on the enclosure - Front-panel protect, clip, signal, power, and standby indicators - Serial number visible: 2SPA212009-10 - Enclosure marked “ASSEMBLED IN KOREA” CONDITION: Used. Cosmetic scratches, scuffs, and general enclosure wear are visible. The photographs do not establish overall operational condition or completeness. INCLUDED ITEMS: - ATEIS SPAg2-2120 amplifier chassis - Attached power cable visible in the photographs - Front rack handles MISSING ITEMS: No missing parts can be confirmed from the photographs. Internal component completeness and any accessories not listed above are unknown. TESTING STATUS: Not tested or demonstrated in the supplied photographs. Operational performance has not been verified. SAFETY NOTE: The unit carries high-voltage and electrical-shock caution labels. Review applicable manuals and safety requirements before handling, installation, or use. Compatibility and service history are unknown.