If you’re shopping for a new answering machine and a new phone, however, it may be more convenient to choose a built-in option. You’ll likely save some money by buying the two items together, and you won’t need space for two different appliances in your home. Many phones with built-in answering machines include multiple handsets so you can have a phone for two or more rooms in your home.
Your voicemail needs to have relevant information such as your name, who the prospects are connecting to, the department you work in, why your not available to assist your prospects, when you will call them and related information, this is what the prospects would prefer hearing instead of dragging the voicemail messages speaking about your brand and more.

You might also consider giving them the option to skip your voicemail message completely by pressing another key (again, check with IT). You also want to make callers aware what you will return their call, instead of telling them that you will try to return their call--and let them know when you are likely to do it, if possible. If necessary, provide additional or emergency information in your voicemail greetings. My dentist, for example, lists his cell phone number for emergencies.
9 holiday voicemail greetings for better customer experience. Often, the business voicemail greeting acts as the first direct communication message, delivered to clients if no one can answer their incoming call. That’s why it should be solid, professional, and trustworthy.