Samsung SPH-A640 User Manual (user Manual) (ver.f3) (English) - Page 214

Responding to Call Waiting When you're on a call, Call Waiting alerts you to incoming calls by sounding two beeps. Your phone's screen informs you that another call is coming in and displays the caller's phone number (if it is available). To respond to an incoming call while you're on a call: ᮣ Press . (This puts the first caller on hold and answers the second call.) To switch back to the first caller: ᮣ Press again. Tip: For those calls where you don't want to be interrupted, you can temporarily disable Call Waiting by pressing *70 before placing your call. Call Waiting is automatically reactivated once you end the call. Making a Three-Way Call With Three-Way Calling, you can talk to two people at the same time. When using this feature, the normal airtime rates will be charged for each of the two calls. To make a Three-Way Call: 1. Enter a number you wish to call and press . 2. Once you have established the connection, enter the second number you wish to call and press . (This puts the first caller on hold and dials the second number.) 3. When you're connected to the second party, press again to begin your three-way call. 192 Section 3A: Sprint PCS Service Features: The Basics