Typically, most of these services are uniform—i.e. include the same tools and features (send a script, they record it in a tone you approve, they send it as a file, you supply any feedback, etc.); however, there are some services that go above and beyond. For example, VoiceOverPro, is a single voice professional who records 30 second voicemail messages based on users’ scripts. This is standard; however, users also have options like adding music, recording up to 60 seconds (or 150 words), rush, 2-day turnaround, and even same day delivery.
On Hold Messages for Business from $39 Choice of Tones. Male or Female Voice Phone Recordings. Professionally recorded phone messages and greetings are the perfect way to promote and re-enforce your business brand when customers call the business. They will put a professional touch to any message and enhance your business image.

Voicemail essentials: Identify yourself because you need to reassure the client that they have called the correct number. Clients will be a lot less likely to leave a message if they wonder who will get it. Use a warm friendly voice to say something like, “You have reached xxxx, licensed mental health counselor.”
Representatives are available Monday through Friday from 8 a.m. until 5 p.m. Eastern Standard Time. Alternatively, you can visit our website at xyzcompany.com. Or, you can leave me a message with your name, phone number, and the reason for your call and I will return your call as soon as possible when I return. Thank you for calling.