Adtran Private Label Maintenance, 30 minute phone response, Part# 1100AS7441N6 Tripp Lite 120 Watts is designed as

120 Watts is designed as a replacement amplifier for 25-volt speaker lines and satisfies audio applications without compromising performance

and support for 2 external storage expansion units (SVS-5E) and has an Easy camera installation

two required if station capacity exceeds 120 stations

100TB Expandable to 144TB HDD

Product Model Number: S-520B-BK

Adtran Private Label Maintenance, 30 minute phone response, Part# 1100AS7441N6 Tripp Lite 120 Watts is designed asPrivate Label Maintenance, 30 minute phone response, 4 hour on site replacement of failed parts by ADTRAN representative, available 24 hours a day, 7 days a week covers Netvanta 1224STR(PoE) or 3450 w Enhanced Feature Pack, 1335(PoE) non WiFi, Netvanta 3