Portable accessory manufacturer USBfever on Friday unveiled two new products that it certifies work with the iPhone 3G: the iPod Wired Remote Control, and the FM Transmitter with Handsfree. The iPod Wired Remote Control offers both iPhone and iPod users a lapel-pinnable remote for controlling songs, with a built-in pass-through for headphones. USBfever is selling the iPod Wired Remote Control is available for $15 through its website.

The iPhone FM Transmitter with Handsfree ($20) plugs into the audio output connector on the iPhone (both former and current models), which allows users to broadcast call audio through the car stereo. It will also take advantage of the iPhone's capability to mute music when there is a call.