Using the GPS feature on your iPhone 4 can really burn the battery power. But the Sound Amplifying Cradle and Car Charger for iPhone charges your iPhone's battery while it helps you hear turn-by-turn directions. The windscreen mount securely holds your iPhone while the Sound Amplifying Cradle doubles the volume coming from your iPhone's speakerphone.
- Acoustically amplifies iPhone 4 sound for twice the volume with no added battery drain
- Includes ultra-low profile USB car charger and iPhone charge and sync cable
- Windscreen mount cradle lets you use your iPhone 4 like a Sat Nav (suitable sat nav app required)
- Cable holder keeps charging cable connected (charge and sync cable included)
- Auto Power Off
- Windscreen Mount lock