Aruba Instant On 1830 48G 24p Class4 PoE 4SFP 370W Switch

I/O ports and slots:
48 RJ-45 autosensing 10/100/1000 ports
4 SFP 1GbE ports

Dimensions 351.0(d) x 443.0(w) x 43.9(h) mm
Weight 4.94 kg
Processor ARM Cortex-A9 @ 800MHz,
Memory 512 MB SDRAM, 256 MB flash; packet buffer: 1.5MB

Performance
100 Mb latency < 5.2 uSec1000 Mb latency - < 2.8 uSecThroughput (Mpps) - 77.37 MppsCapacity - 104 GbpsMAC address table size (# of entries) - 16,000 entriesReliability MTBF (years) - 83.5Mounting positions and supported racking- Mounts in an EIAstandard 19 in. telco rack or equipment cabinet.- 2-post rack kit included- Supports table-top mounting- Supports rack-mounting- Supports wall-mounting with ports facing either up or down- Suports under-table mounting using the brackets providedTransceivers:- Aruba Instant On 1G SFP LC SX 500m OM2 MMF Transceiver (R9D16A)- Aruba 1G SFP LC LX 10km SMF Transceiver (J4859D)