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See Product Specifications
| Part Number: | NINA-B400-00B | 
| Category: | RF/IF and RFID | 
| Subcategory: | RF Transceiver Modules and Modems | 
| Manufacturer: | U-Blox | 
| Packaging: | Tape & Reel (TR) | 
| Product Status: | Active | 
| RF Family/Standard: | 802.15.4, Bluetooth | 
| Protocol: | Bluetooth v5.1, Thread, Zigbee® | 
| Modulation: | - | 
| Frequency: | 2.4GHz | 
| Data Rate: | 2Mbps | 
| Power - Output: | 10dBm | 
| Sensitivity: | -103dBm | 
| Serial Interfaces: | ADC, GPIO, I²C, I²S, PWM, SPI, UART, USB | 
| Antenna Type: | Antenna Not Included, U.FL | 
| Utilized IC / Part: | nRF52833 | 
| Memory Size: | 512kB Flash, 128kB RAM | 
| Voltage - Supply: | 1.7V ~ 3.6V | 
| Current - Receiving: | 4.6mA | 
| Current - Transmitting: | 4.8mA ~ 14.8mA | 
| Mounting Type: | Surface Mount | 
| Operating Temperature: | -40°C ~ 105°C | 
| Package / Case: | 55-SMD Module |