This product is either discontinued or we cannot get that from suppliers.
Product name: Allied Telesis AT-GS924MPX PoE Switch, Product type: Switch, Ports: 24 x 10/100/1000BASE-T, Other ports: 2 x SFP combo, 2 x SFP+, Stackable: Virtual stacking, PoE: Yes, Standard: 802.3at (PoE+), PoE ports: 1 - 24, PoE budget: 370 W, Managed: Yes, Ventilation: Fan, Form factor: Desktop, Power supply: Internal.
Allied Telesis CentreCOM GS900MX/MPX Series switches are cost-effective, fully managed, and stackable. The switches in this series can serve as an AMF node when an AMF Master switch is available in the network.