Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

The NINA-B221-03B includes small, standalone, dual-mode Bluetooth modules designed for ease of use and integration in professional applications. The modules ship with u-connectXpress software, which supports peripheral and centre roles, serial port profiles, GATT clients and servers, beacons, and serial port profiles, all of which can be configured from the host computer using AT commands.The NINA-B221-03B modules offer top-notch security thanks to the Secure Boot feature, and the intended applications include industrial automation, wireless connectivity and configurable devices, point-of-sale and health devices.

Product Properties

RF family/standard: Bluetooth

Protocol: Bluetooth v4.2 + EDR

Modulation: 4-QPSK, 8DPSK, GFSK

Frequency: 2.4GHz

Data Rate: 3Mbps

Power - Output: 11dBm

Sensitivity: -88dBm

Serial Interface: GPIO, SPI, UART

Antenna Type: Antenna not included

Storage Capacity: 16Mb Flash, 4Mb SRAM

Voltage - Supply: 3V ~ 3.6V

Current - Receive: 50mA ~ 110mA

Current - Transmit: 60mA ~ 150mA

Mounting Type: Surface Mount

Operating Temperature: -40°C ~ 85°C

Package/Housing: 36-SMD Module

Applications

● Internet of Things

● Bluetooth networks

● Telematics

● Point-of-sale

● Medical and industrial networks

● Access to laptops, mobile phones, and similar consumer devices

● Home/building automation

● Ethernet/wireless gateways

• 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.