@IntRange(from = 6, to = 3200)
	public int getConnectionInterval() {
		return interval;
	}
The connection interval determines how often the Central will ask for data from the Peripheral.
When the Peripheral requests an update, it supplies a maximum and a minimum wanted interval.
The connection interval must be between 7.5 ms and 4 s.

@return Connection interval used on this connection, 1.25ms unit.
Valid range is from 6 (7.5ms) to 3200 (4000ms).
ble/src/main/java/no/nordicsemi/android/ble/response/ConnectionPriorityResponse.java