> For the complete documentation index, see [llms.txt](https://docs.ifreeq.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.ifreeq.com/faqs/smart-product-solution/gateway/zigbee-gateway.md).

# Zigbee Gateway

## What is the access protocol of Zigbee gateways?

Zigbee 3.0 and physical layer IEEE802.15.4

## How many DPs can be added for a Zigbee gateway?

Up to 200 DPs can be added. DPs numbered 201 to 255 are system DPs.

## Does a Zigbee wired gateway support device group control?

Yes.

## Does a Zigbee gateway support third-party voice control?

Only devices connected to a Zigbee gateway need to support third-party voice control.

## What is the theoretical transmission rate of a Zigbee wired gateway?

The theoretical transmission rate is 250 kbit/s.

## Do wireless Zigbee gateways support local scenes?

Yes.

## What is the indoor distance between a wired Zigbee gateway and devices?

The distance depends on the use environment. The test data shows that the indoor distance is about 35 m.

## How many devices can be connected to a Zigbee gateway?

A wired gateway can provide access to up to 128 devices, and a wireless gateway can provide access to up to 50 devices.

## What are the network topology types that a wired Zigbee gateway supports?

Tuya wired Zigbee gateways support the star, tree, and mesh topologies.