He now has his own Weird Al Yankovic ringtones on certain phones.Chicago ringtones claimed that Cingular billed its customers for Jamster! and other similar ring tone services without providing customers with the notice, opt-in, and proof of authorization requirements necessary for such charges.Some models (currently, those manufactured for use with Bright Eyes ringtones such as Nextel and Telus) also incorporate a PTT (Push-To-Talk) feature, similar to a two-way radio.