Features:
1.The product is made of high quality material, quality is guaranteed
2.Product wiring is simple and convenient, AT command setting is more convenient
3.Support SPP2.1+BLE5.0 protocol, master-slave integrated
4.The maximum transmit power of the module is 6dBm, and the receive sensitivity is -92dBm.
5.HC-04 Bluetooth serial communication module is a new generation of dual-mode digital transmission module based on SPP&BLE Bluetooth protocol.
HC-04 Bluetooth module parameters:
HC-04 bluetooth serial communication module is a new generation of SPP&BLE bluetooth protocol based on dual-mode digital transmission module, support for BLE5.0, the wireless operating band is 2.4GHz ISM, modulation is GFSK, the module's maximum transmitting power is 6dBm, receiving sensitivity is -92dBm, the module uses stamp hole package, can be patch welding.
Wiring instructions:
STATE_IND-Status indicator pin (high level-connected/low level-unconnected)
RXD: Input
TXD: Output
GND: Power ground
VCC power supply: 3.6V-6V
EN: Mode selection pin
Shipping list:
Module X1