SIP phones may seem like an afterthought, especially if you view telephony as a commodity service that “just works.” But choosing the right SIP phones has a direct bearing on VoIP’s value, especially among end-users.
At a minimum, you want comparable features to your legacy phones. But with SIP phones, you should expect more. Core features enable a good everyday end-user VoIP experience. Keep in mind, not all SIP phones are created equal.