A given computer display system will have a maximum resolution that depends on its physical ability to focus light (in which case the physical dot size-the dot pitch-matches the pixel size) and usually several lesser resolutions.
Using the Speakerphone in Calls. You can turn on your iPhone's speakerphone when you make a call and the recipient answers, or when you accept an incoming call. In both cases, a menu screen appears on your iPhone.To switch to speakerphone, tap the Speaker button which turns blue when activated.To turn off the speakerphone at any time during a call, tap the button again.n both cases, a menu screen appears on your iPhone. To switch to speakerphone, tap the Speaker button which turns blue when activated. To turn off the speakerphone at any time during a call, tap the button again.
That's where wireless audio trumps all. Connect to a wireless speaker, and you can keep your iPhone where you want it -- in your hand. Use it as a remote to choose the music you want to hear. Thankfully, there are several technologies to help you out, including Bluetooth and AirPlay. We list the best options below.hat's where wireless audio trumps all. Connect to a wireless speaker, and you can keep your iPhone where you want it -- in your hand. Use it as a remote to choose the music you want to hear. Thankfully, there are several technologies to help you out, including Bluetooth and AirPlay. We list the best options below.