Hello, Is the Bluetooth 4.0(Ble) backwards compatible? Is there one Bluetooth that will connect with all of them? I bought this shield http://www.seeedstudio.com/depot/bluetooth-low-energy-shield-p-1255.html?cPath=132_134 from red bear lab. It worked on the 4s but i am looking for a bluetooth that …

Bluetooth shield questions.Please help

Topic		Replies	Views
BluEtooth 4.0, where can I get one for arduino UNO? General Electronics	2	5898	May 6, 2021
Problems with BLE 4.0 General Guidance	3	1451	May 5, 2021
Bluetooth adapter for iOS Networking, Protocols, and Devices	1	693	May 6, 2021
ipod forth generation with BLE 4.0?? General Electronics	4	2357	May 6, 2021
Best Bluetooth Module Networking, Protocols, and Devices	8	10481	May 6, 2021