HP 1405 Small Office Switch Series consists of plug-&-play unmanaged 5-, 8-, & 16-port Layer 2 switches designed for small offices, in both Gigabit & Fast Ethernet configurations. The switches are preconfigured for fast, easy installation, with connections using low-cost Ethernet copper cabling. They support administration-friendly features such as auto-negotiation & automatic cable type detection (MDI/MDIX). They are Class B certified & approved for both business & home office locations. Version 2 5- & 8-port models have energy-saving features such as Energy Efficient Ethernet (EEE) & idle-port powerdown. All models are fanless for quiet & "green" operation, & are designed for high reliability, long life, low power consumption, & low total cost of ownership. These switches come with a 3-year warranty, covering unit & adapter, & 3-year access to HP phone support. Quality of Service (Qo S) IEEE 802.1p prioritization with DSCP: v 2 devices deliver data to devices based on the priority & type of traffic using Differentiated Services Code Point (DSCP) Connectivity Auto-MDIX: automatically adjusts for straight-through or crossover cables on all 10/100 & 10/100/1000 ports Jumbo packet support (Gigabit Ethernet models only): supports up to 9216-byte frame size to improve the performance of large data transfers Mini-Jumbo packet support (Fast Ethernet models only): supports up to 1.5K-byte or 2K-byte frame size to improve the performance of large data transfers Performance Half-/ Full-duplex auto-negotiating capability on every port: doubles the throughput of every port Ease of use Flow control: helps ensure reliable communications during full-duplex operation Comprehensive LED display with per-port indicators: provides an at-a-glance view of status, activity, speed, & full-duplex operation Unmanaged: provides plug-&-play simplicity Flexibility Fanless design: enables quiet operation for deployment in open spaces (selected models) Additional information Green initiative support: provides support for Ro HS & WEEE regulations Energy savings: utilizes Energy Efficient Ethernet (EEE) standard (IEEE 802.3az) & idle-port powerdown for energy savings (v 2 only) Warranty & support 3-year warranty: with advance replacement & next-business-day delivery