NINA-B2 series (u-connect)

Stand-alone dual-mode Bluetooth modules

Secure industrial dual-mode Bluetooth made easy

  • Simultaneous dual-mode Bluetooth
  • u-connect software for accelerated time to market
  • Built-in security with secure boot
  • Small footprint and multiple antenna options
  • Pin compatible with other NINA modules
  • Global certification
short_range
standard

Standard

professional

Professional

automotive

Automotive

Product variants

NINA-B221

With u-connectXpress software and antenna pin

NINA-B222

With u-connectXpress software and internal antenna

Product Selection
Documentation & resources
Product variantsNINA-B221NINA-B222
Short Range Features 
Bluetooth Qualificationsv4.2 (Bluetooth Low Energy and BR/EDR)
Chip InsideESP32
Bluetooth low energy output power EIRP[dBm]8
Bluetooth output power EIRP [dBm]8
Maximum range [m]200
Throughput Wifi1
Maximum number of connections7
Bluetooth profiles and servicesBluetooth GATT, u-blox low energy serial port service
CPU Features 
Microprocessor on boardStandalone module u-connect
Interfaces 
UART1
GPIO13
Electrical data 
Maximum supply [V]3.6
Minimum supply [V]3
Environmental data,
quality & reliability
 
Maximum temperature [°C]85
Minimum temperature [°C]-40
Features 
AT command support
Extended data mode protocol
Factory programmed MAC address(es)
Low energy serial port service
Secure boot
Simultaneous GATT server and client
General Features 
AntennasAntenna pinInternal antenna
Dimensions 
Dimensions [mm]10.0 x 10.6 x 2.2 10.0 x 14.0 x 3.8
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