Meet the Ecodock Eco-Amplifier for iPhone 4 & 4S from K-Array, a wireless amp that relies on the natural laws of physics to boost the speaker output of your iPhone 4 or 4S by up to 10 decibels. This added sound makes it loud enough to enjoy your tunes with friends. You can also use it as a hands-free docking and voice calling station. For added convenience, you won't need any batteries or power source. The Ecodock lets you increase the volume without increasing power use, which also saves the battery life of your iPhone.
- Wireless amplifier uses natural laws of physics
- Adds an extra 10dB for voice calls and music
- No batteries or power supply needed
- Increase volume without increasing power use
- Conserve battery life