If you are in need of such a 4.0 BLE Bluetooth module, MCU can be set up,also can controlled by a remote Bluetooth device for setting,can transfer data, and can remotely control 10 PIO pins,so,the best choice is HM-10 bluetooth module. can replace HC-05,

Serial Port BLE Module (Master/Slave) : HM-10

Model: IM130614001
$6.50

Availability: In stock

Quick Overview

If you are in need of such a 4.0 BLE Bluetooth module, MCU can be set up,also can controlled by a remote Bluetooth device for setting,can transfer data, and can remotely control 10 PIO pins,so,the best choice is HM-10 bluetooth module. can replace HC-05, HC-06, HC-07 etc.