Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

ESP32-WROOM-32E-N4R2 is a universal Wi-Fi + Bluetooth + Bluetooth LE MCU module with powerful functions and rich peripheral interfaces, which can be used in iot scenarios such as embedded systems, smart homes and wearable electronic devices. The ESP32-WROOM-32E-N4R2 features a PCB onboard antenna with 4 MB flash and 2 MB PSRAM.

Features

CPU and on-chip memory

• Built-in ESP32-D0WD-V3 or ESP32-D0WDR2-V3 chip, Xtensa dual-core 32-bit LX6 microprocessor, supporting clock rates up to 240 MHz

• 448 KB ROM

• 520 KB SRAM

• 16 KB RTC SRAM

Wi-Fi

• 802.11b/g/n

• Data rate up to 150 Mbps in 802.11n mode

• Supports A-MPDU and A-MSDU aggregation

• 0.4µs protection interval

• Working channel center frequency range: 2412 ~ 2484 MHz

Bluetooth ®

• Bluetooth V4.2BR /EDR and Bluetooth LE standards

• Class-1, class-2 and class-3 launchers

• AFH

• CVSD and SBC

Module integrated components

• 40 MHz crystal oscillator

• 4/8/16 MB SPI flash (optional)

• The ESP32-D0WDR2-V3 chip also has 2 MB of PSRAM

• 1.Is the inventory and price seen on the platform accurate?

  A: all online goods on the shelves can be ordered online, but considering the large liquidity of spot inventory, it is not possible to achieve 100% accuracy at present. In case of any abnormality, you can contact our company online and give the corresponding solution.

• 2.Are all our products genuine?

  A: our self-supporting products are from cooperative domestic and foreign original factories or authorized agents, and the source can be traced to ensure the original and authentic products.

• 3.Can you provide the qualification certificate of the original factory or agent?

  A: at present, our self-employed brands TI，ST，ADI，NXP，LATTICE，CYPRESS，INFINEON，XILINX and other first-line brands. Other channels are the original factory and agency channels. If necessary, we can communicate and confirm according to the specific brand and model.

• 4.Can I make an inquiry through the company's website?

  A: You can inquire through the website, or by phone and email.

• 5.When can I deliver the goods after placing an order? How long will it take to get there?

  A: the delivery date is marked in most commodity information. You can estimate the delivery time of the commodity according to the delivery date. The specific arrival time depends on the warehouse where the commodity is located and the logistics mode you choose.

• 6.Can the company issue an invoice?

  A: you can issue ordinary invoices for individual users or special VAT invoices for enterprise users.