# Sonic toothbrush Philips 4100 Series HX3681/33

**URL:** https://aio.lv/en/product--philips-hx368133--10942756
**Data updated:** 2025-12-30 14:55 (EET)
**Category:** Electric Toothbrushes
**Manufacturer:** Philips
**Manufacturer code:** HX3681/33
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 55.49 €
**Prices and availability valid until:** 2026-08-22 23:59
**Price without VAT (21%):** 45.86 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--philips-hx368133--10942756

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Tuesday | free |
| Pickup points | 31.07.2026 | 1.79 EUR |
| Courier delivery to door | 31.07.2026 | 4.99 EUR |

## Summary description

The Philips 4100 Series HX3681/33 Sonic electric toothbrush is designed for adults, featuring daily care and sensitive brushing modes. It operates on a built-in lithium-ion battery, ensuring long-lasting power. The package includes one handle and one brush head, providing a complete solution for effective oral hygiene.

## Long description

The Philips Sonic toothbrush 4100 Series HX3681/33 is an electric sonic toothbrush for adults designed to support everyday oral hygiene. It features sonic technology and a brush action that helps remove surface stains and contribute to whiter-looking teeth with regular use. The set includes one handle and one brush head and is powered by a built-in lithium-ion battery. The product offers daily care and sensitive brushing modes and is finished in white.
Advantages
Sonic technology combined with the brush action gently reduces stains on tooth surfaces while maintaining a comfortable brushing experience. The integrated timer supports recommended brushing duration, and the rechargeable lithium-ion battery provides reliable runtime. Two brushing modes — Daily care and Sensitive — allow adaptation to different needs.
Suitable for
 Adults seeking a replacement for a manual toothbrush
 Users who want a gentle mode for sensitive teeth
 People who prefer sonic cleaning for stain removal and daily maintenance
Key specifications
 Model: Philips 4100 Series HX3681/33
 Power source: Built-in lithium-ion battery
 Brushing modes: Sensitive, Daily care
 Integrated timer: Yes
 Adjustable speed: Yes
 Colour: White
 Package contents: 1 handle, 1 brush head
How to use
Attach the brush head to the handle, wet the bristles and apply a pea-sized amount of toothpaste. Turn on the toothbrush and select the appropriate mode (Daily care or Sensitive). Move the brush slowly from tooth to tooth, letting the sonic action work without applying excessive pressure. Follow the integrated timer to ensure adequate brushing time, and recharge the handle as needed.
Usage recommendations
Use twice daily for best results and replace the brush head every three months or sooner if bristles show wear. Consult a dental professional for personalised advice, especially if you have specific dental conditions.

## Specifications

### Features

| Feature | Value |
|---|---|
| Product colour | White |
| Purpose | Adult |
| Number of speeds | 2 |
| Adjustable speed | Yes |
| Teeth brushing modes | Sensitive, Daily care |
| Brush change indicator | Yes |
| Number of teeth brushing modes | 2 |
| Integrated timer | Yes |
| Mobile app support | No |
| Toothbrush type | Sonic toothbrush |
| Timer duration modes | 4 x 30 sec, 2 min |

### Power

| Feature | Value |
|---|---|
| Battery type | Built-in battery |
| Power source | Battery |
| Battery life (max) | 336 h |
| Rechargeable | Yes |

### Packaging content

| Feature | Value |
|---|---|
| Number of brush heads included | 1 |
| Number of handles included | 1 pc(s) |
| Charger | Yes |

### Battery

| Feature | Value |
|---|---|
| Battery technology | Lithium-Ion (Li-Ion) |

## FAQ

### How much does the Sonic toothbrush Philips 4100 Series HX3681/33 cost, and is it available for purchase?

The price is 55.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 65 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on Tuesday at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Philips products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Philips service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: power source, integrated timer, adjustable speed, product colour, teeth brushing modes, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for Sonic toothbrush Philips 4100 Series HX3681/33?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/10942756/65527273_large.webp