Here you can listen to and download the Number One (with Brent Faiyaz) ringtone for free. Artist: Summer Walker. 5 versions are available, from 16 to 57 seconds. If you like r&b ringtones, see the tags below. Two formats are available: .MP3 for Android and other phones and .M4R for iPhone. More ringtones by Summer Walker are on the artist page, the link is under the title.