Description
The Yeastar TB400 is a BRI gateway that keeps things simple. It is a sensible pick when you want dependable calling without a long learning curve.
Good fit for
- Offices moving from landlines
- Keeping a fax machine or old phone in service
- Gate and door phones
What stands out
- Connects ISDN BRI lines to VoIP
- Standards-based SIP operation
- Web-based management
- Business-grade build
Specifications
| Brand | Yeastar |
|---|---|
| Model | TB400 |
| Manufacturer part number | TB400 |
| Product type | BRI Gateway |
| Digital trunk | ISDN BRI |
What is in the box
The TB400 as packed by the manufacturer. Exact accessories follow the manufacturer packing list, so ask us if you need to confirm a specific item.
Set up for you
The TB400 lets older analog gear keep working with a modern phone system, hosted or on site. We can set up its ports before shipping.








