Home HubSpot Digital Marketing ___________ characters is the average character length that will appear on a mobile device for your email. ___________ characters is the average character length that will appear on a mobile device for your email. personCertification Answers share Q. ___________ characters is the average character length that will appear on a mobile device for your email. 10-15 23-36 41-50 50-65 Facebook Twitter Whatsapp Newer Older