1. Specifications

• Frequency : 2.4GHz ISM Band
• Bluetooth Protocol: Bluetooth Specification v2.0 + EDR
• Emission Power : ≤4dBm, Class 2
• Modulation: GFSK (Gaussian Frequency Shift Keying)
• Operating Voltage: 3.3V
• Input Power Supply: 3.6V ~ 6V
• Security: Authentication & Encryption
• Working Temperature : -20°C ~ +75°C
• Dimensions : 35.7mm x 15.2mm x 5.6mm

Features

• 3.3V TTL Compatible
• Wide Input Voltage Range: 3.3V ~ 6V
• Supported Baud Rates: 9600, 19200, 38400, 57600, 115200, 230400, 460800
• Auto Connect to Last Device on power as default
• Supports Master and Slave Modes
• On-board Research Button

Default Settings

• Baud Rate: 9600
• Data Bits: 8
• No Parity