## Character Limit of Chat Widget and Mobile SDK
This guide contains the character limits for Chat widget and Mobile SDK.
## 1. Quick Reply
The following are the character limits for Quick Reply (QR) options:
| Quick reply options | Character limit |
|---------------------|-----------------|
| Quick reply button | Each QR button can have an unlimited number of characters.<br/> |
| Quick replies | There is no limit on the number of QRs that can be configured in a single step.<br/> |
## 2. Text field
| Text field options | Character limit |
|---------------------|-----------------|
| Multi-line input | Limited to 1024 characters when multi-line input is enabled. **Note:** Multi-line input will be available by default for all bots in the future. <br/>  |
## 3. Cards/Carousels
| Cards/Carousels options | Character limit |
|---------------------|-----------------|
| Single card | There is no limit to the number of buttons that can be inserted on a single card.<br/>  |
| Buttons | There is no limit on the number of characters in each button (both name and text). <br/>  |
| Title | There is no limit on characters in the title. <br/>  |
| Carousel card | In Builder, there is a limit of 10 cards in a single carousel (there is no limit when these are generated via API).<br/>  |
| Description | There is no limit on characters in the description. <br/>  |
## 4. Multi select
| Multi select | Character limit |
|---------------------|-----------------|
| Options | There is no limit on the number of options in multi-select. <br/>  |
| Characters | There is no limit on the number of characters used in each option. <br/> |
* **File upload:** You can upload a maximum file size of 20MB.
