---
product_id: 35699904
title: "Bplus: DB4U to M.2 Card Vertical Extender with SIM Card Slot"
brand: "bplus"
price: "437 zł"
currency: PLN
in_stock: true
category: "Electronics"
url: https://www.desertcart.pl/products/35699904-bplus-db4u-to-m-2-card-vertical-extender-with-sim
store_origin: PL
region: Poland
---

# Bplus: DB4U to M.2 Card Vertical Extender with SIM Card Slot

**Brand:** bplus
**Price:** 437 zł
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Bplus: DB4U to M.2 Card Vertical Extender with SIM Card Slot by bplus
- **How much does it cost?** 437 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/35699904-bplus-db4u-to-m-2-card-vertical-extender-with-sim)

## Best For

- bplus enthusiasts

## Why This Product

- Trusted bplus brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

MM4U-DB4U is vertical extender from M.2 Key B Card slot to M.2 Card together with DB4U. It is very convenient especially to apply"3042 size" M.2 Card module to "2230 / 2242 size" M.2 Card slot. 
 
insert M.2 socket 2 PCIe base SSD (KEY B) to L12S, then insert to M.2 Socket 1 PCIe x1 WWAN slot (KEY A or KEY E). 
 
MM4U has a SIM card slot, wireless M.2 Card modules which require SIM Card such as 3.5G HSPA / 4G / LTE can be used, even though original M.2 slot is not connected to SIM card slot. Combination of MM4U and DB4U is the best solution for 3G/LTE M.2 cards evaluation. 
 
Specifications 
M.2 Specification Revision 1.0 
 
Type B: can insert type 3042 M.2 card to type 2230/2242 type M.2 slot. 
 
SIM Card Slot: Suitable for USB 3G/LTE wireless M.2 Card modules (HSDPA/HSUPA, UMTS, CDMA GSM, GPRS, EDGE)

## Features

- M.2 Specification Revision 1.0
- Type B: can insert type 3042 M.2 card to type 2230/2242 type M.2 slot.
- M.2 Key B Card slot to M.2 Card
- Support: 3G/LTE M.2 cards evaluation

## Images

![Bplus: DB4U to M.2 Card Vertical Extender with SIM Card Slot - Image 1](http://ecx.images-amazon.com/images/I/512%2BA6ehgKL.jpg)
![Bplus: DB4U to M.2 Card Vertical Extender with SIM Card Slot - Image 2](http://ecx.images-amazon.com/images/I/512kyw9jjJL.jpg)
![Bplus: DB4U to M.2 Card Vertical Extender with SIM Card Slot - Image 3](http://ecx.images-amazon.com/images/I/51CBF8eGeOL.jpg)
![Bplus: DB4U to M.2 Card Vertical Extender with SIM Card Slot - Image 4](http://ecx.images-amazon.com/images/I/51NsoUNOZiL.jpg)
![Bplus: DB4U to M.2 Card Vertical Extender with SIM Card Slot - Image 5](http://ecx.images-amazon.com/images/I/31nV7nfjLQL.jpg)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.pl/products/35699904-bplus-db4u-to-m-2-card-vertical-extender-with-sim](https://www.desertcart.pl/products/35699904-bplus-db4u-to-m-2-card-vertical-extender-with-sim)

---

*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-05-23*