# How to Connect Numbered Viber, Telegram, and WhatsApp via e-chat

e-chat is a service for connecting numbered Viber, Telegram, and WhatsApp to ConnectiveOne. This allows using your existing phone numbers for processing client messages.

> 📖 **Documentation:** For more details about e-chat, read on the [official website](https://e-chat.tech/).

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## What Cases Need e-chat?

e-chat is suitable for such cases:

- You already have a working Viber/Telegram/WhatsApp number through which your managers correspond from personal or corporate phones
- You need to add or change phone numbers through which communication is carried out
- There is a need to write first from a numbered channel

> ⚠️ **Note:** Keep in mind that e-chat is not an official channel and has significant limitations

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## Prerequisites

Before connecting, make sure that:

- [ ] You already have registered numbers (e-SIM, SIM)
- [ ] These numbers already have a registered and verified Viber, Telegram, or WhatsApp account
- [ ] Through these numbers, you don't plan to do mass spam mailings or conduct any other illegal activities
- [ ] You have registered in e-chat

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## How Does It Work?

1. **Registration in e-chat** — create an account on the e-chat platform
2. **Connecting numbers** — connect and activate Viber, Telegram, and WhatsApp numbers
3. **Integration with ConnectiveOne** — connect e-chat to ConnectiveOne through an API token

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## Configuration in e-chat

### Step 1: Registration

1. Register on [e-chat.tech](https://e-chat.tech/account/new/front/sign-in)
2. Create an account

### Step 2: Connecting Numbers

1. In the e-chat dashboard, click **"Connect Telegram Number"** or **"Connect Viber Number"** or **"Connect WhatsApp Number"**
2. Select Kwizbot from the integrations list
3. Follow the connection instructions

> 💡 **Note:** For the Viber messenger, you need to additionally scan a QR code to activate the number, it's also on the e-chat platform in the "Integrations" section

### Step 3: Getting Integration Data

1. Go to the **"Integrations"** section
2. Find the needed information:
   - Phone number
   - API Key
   - Messenger

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## Configuration in ConnectiveOne

1. Create a bot for e-chat or use an existing one
2. Go to **Bot Settings** → select bot
3. Find the **Webhooks** section → **e-chat**
4. Enter the received information:
   - Phone number
   - API Key
   - Messenger
5. Click **Bind**

> 💡 **Note:** If integration with this number already exists in ConnectiveOne, you need to first unbind the channel from the old bot by clicking **Unbind Bot**

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## Scenario Configuration

The simplest scenario for the e-chat platform has the following structure:

- Connection block to operator with exit aliases (chat closed by operator/timeout)
- Exit alias with connected response waiting

> 💡 **Note:** Numbered account doesn't support keyboard blocks, autocomplete list, and slider in the scenario

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## Channel Capabilities

### Receiving Messages

- Text messages
- Files
- Links
- Audio

### Outgoing Messages

- In response to incoming message — text messages, files, links, audio
- "Write first" — expected in the future

### Mass Mailings

**Viber:**
- For new numbers — no more than 30 messages per day
- For known numbers — individually, check with e-chat support

**Telegram and WhatsApp:**
- Individually, check with e-chat support

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## Limitations

- Button bots cannot be created on this channel, it's exclusively a text channel
- Message sending speed — delay is up to 30 seconds. When loading multimedia files, up to 60 seconds
- History that was on the physical device in Telegram/Viber/WhatsApp is not transferred after integration with e-chat
- Editing/deleting messages in WhatsApp is not supported
- Limitations on mass mailings (see above)

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## Pricing

You can familiarize yourself with e-chat rates on the website [https://e-chat.tech/#tarif](https://e-chat.tech/#tarif)

> 👉 **Note:** e-chat services are paid additionally to ConnectiveOne payment directly through the e-chat website

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## Related Articles

- [e-chat Documentation](https://e-chat.tech/) — official e-chat documentation
- [Connect Telegram](/en/channels/how-to/connect-telegram.md)
- [Connect Viber](/en/channels/how-to/connect-viber.md)
- [Connect WhatsApp](/en/channels/how-to/connect-whatsapp.md)