A:AnswerTurn JBL Flip 4 on . Press the bluetooth button. On your iphone make sure bluetooh is on and search for JBL Flip 4. Pair it and once connected you should hear a chime to confirm your conneced wirelessly. Speaker also has an aux port, but need to buy the cable seperate.
A:AnswerI've only tested Flip 4, Flip 5 and Charge 4. The Flip 4 easily connects to Charge 4 speaker. They have same software from what I was told. I tried connecting Flip 4 with Flip 5 and didn't have any luck. Different software.
A:AnswerYes. The speaker has an aux input, so you can connect to the headphone jack if your laptop doesn't have Bluetooth; be advised that the speaker wouldn't be waterproof when using the aux input.
A:AnswerYes! Turn on bluetooth pairing mode on JBL flip 4 first and then turn on pairing mode on Sony turntable for it to blink blue. It will stop blinking when it is paired.
A:AnswerOur JBL Flip 4 can last up to 12 hours (varies by volume level and source content). Yes. You could make phone calls with it as it has a speakerphone function.