3 ms·
Hardware: Are the older models supporting the low energy mode of bluetooth 4? If not .. that'd be the reason, I guess.
by darklajid 14y ago
Hardware: Are the older models supporting the low energy mode of bluetooth 4? If not .. that'd be the reason, I guess.
- mceachen 14y agoThe 4S was the first iPhone to support low-energy bluetooth. Note that this use-case is handled specifically in the spec: http://en.wikipedia.org/wiki/Bluetooth_low_energy#Electronic_leash http://en.wikipedia.org/wiki/Bluetooth_low_energy#Electronic...