To Our Customer: 

Unmanaged Industrial PoE++ Switch
DK3110I-4TP2S-4BT and DK3110I-8TP2S-4BT 

Complies with IEEE802.3af PoE, IEEE802.3at PoE+ and IEEE802.3bt PoE++ standard


Standard：

IEEE 802.3 10Base-T Ethernet
IEEE 802.3u Fast Ethernet
IEEE 802.3ab Gigabit Ethernet
IEEE 802.3x Full-Duplex Flow Control
IEEE 802.3az Energy Efficient Ethernet
IEEE 802.3af
IEEE 802.3at
IEEE 802.3bt

Supports the following functions:
- 10K Bytes Jumbo frame

- 6KV surge protection and ESD: Air-15kV, Contact-8kV Protection

- Din-rail hardware design

- Redundant power DC 12-58

- temperature: -40°C ~+75°C  

Powerful Dip switch function:

1. Port isolation

2. Flow control
3. QoS(1-2 ports)
4. Broadcast storm restrain

Industry standard：

IEC 60068-2-32
IEC 60068-2-6
IEC 60068-2-27
IEC 61000-4-2
IEC 61000-4-6
IEC 61000-4-4
IEC 61000-4-3
IEC 61000-4-5