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.
To Program Auto Dial (AD) buttons in the Menu section. Use the speaker function and Press the Menu button, then press Next, until you see somethig similar to AD2 or AD3 etc; Press the AD button where storing number; Dial up to 24 digits; Press # key; Hang up; To Dial a number or feature with a programmable dialing button: Pick up handset.