inputs.text: inexpensive excellent - bought inexpensive waited till could afford expensive wireless transmitter using not looking expensive wireless transmitter anymore works better old wireless transmitter paid lot 35mm jack connection one usb port sd card port 35mm jack port awesome charge ipod listen music time also keep sd card full music forget grab ipod signal works great recently took 12 hour road trip traveling bigger cities like milwaukee chicago indianapolis cincinnati not need change frequency downside push little hard rehemote control buttons get thehem work since not use often not really bother much overall great wireless transmitter definitely recommending friends