HLK-B40 Serial Port Transmission 5.1 Bluetooth Development Kit

HLK-B40 Serial Port Transmission 5.1 Bluetooth Development Kit

HLK-B40 Serial Port Transmission 5.1 Bluetooth Development Kit, supporting bluetooth 5.1 protocol, 48Mhz main frequency and 32-bit It has a module with ARM Cortex M3 core. Master-slave integration allows you to set the module as master or slave. It supports connecting up to 20 host devices simultaneously in slave mode. It has a range of 40-100m in open air.

Computer etc. It is a development kit that you can use on devices.

Features

• Supply Voltage : 3.3VDC
• Bluetooth: BLE 5.1/L2CAP/ATT/GAP/HID
• Frequency Range: 2.40-2.48GHz
• Transmit Power: -20dBm-10dBm adjustable
• Reception Sensitivity: -95dbm
• Interface:  UART/PWM/GPIO/ADC
• Maximum Number of Connections: 20
• Broadcast Interval: 50-2000mS
• Serial Port Parameters:  1200-921600/data bit 8/stop bit 1
• Size: 52x33mm