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| Model | HP 1920 Gigabit Ethernet Switch Series | 
|---|---|
| Type | Managed Switch | 
| Layer | Layer 2 | 
| Rack Mountable | Yes | 
| Input Voltage | 100-240VAC | 
| Power Supply | Internal | 
| Quality of Service (QoS) | Yes | 
| Switching Capacity | Up to 104 Gbps | 
| Power over Ethernet (PoE) | Available on some models (IEEE 802.3af/at) | 
| Operating Temperature | 0°C to 40°C (32°F to 104°F) | 
| Jumbo Frame Support | Up to 9, 216 bytes | 
| Power Consumption | Varies by model | 
| Dimensions (W x D x H) | Varies by model | 
| Weight | Varies by model | 
| VLAN Support | Yes (IEEE 802.1Q) | 
| Warranty | Limited lifetime | 
| Management | Web-based, CLI, SNMP | 
| Security Features | 802.1X authentication |