Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to connect a speaker to your iphone with bluetooth [title] Place your bluetooth speaker near your iphone. [step] In order for bluetooth technology to work properly, the two devices need to be within range of each other. [substeps] If your iphone and speaker end up too far apart, you may have to reconnect them.

Ending1: [title] Choose your wi-fi connection method. [step] You can use a standard usb port from your iphone or use an ethernet cord from your tv or computer. Ending2: [title] Turn on the speaker and invoke " pairing " mode. [step] After powering on the speaker, put it in " pairing " or " discoverable " mode, which typically involves pressing or holding down a button on the outside of the speaker. Ending3: Signal your phone and ipad via bluetooth. Signal the speaker on each phone so they can hear each other. Ending4: [title] Connect the system cable and the speaker to your iphone's usb port. [step] Then, connect the handles on the speaker and the volume knobs on the speakers to the cables on both devices' back.

Answer format: ending1/ending2/ending3/ending4