Summary

BT05-A 4.0 Bluetooth module for arduino ble with backplane serial BLE CC2540 CC2541 Serial Wireless Module

Ultra-low standby power consumption 90 uA ~ 400uA
Ultra-long distance connections of 100 ft / 60 m
Fast response speed of 0.4 seconds
Android, Apple, PC, MAC full general.
Receive no byte limit, up to 3K Bytes / sec
Do not do MFI
IOS system perfect support.
Android 4.3 system perfect support.
From one master module, with transparent transmission, remote control, PIO capture three functions, and switch settings AT command set, and you previously used a Bluetooth serial module as easily without changing the PCB and lower computer program upgrade to Bluetooth 4.0!