Ozaki iCoat IH913A iCarry S Bike Mount & Amplifier for iPhone 4/4S - Mount - Retail Packaging - Black The German made suction mount comes with patents It is adjustable in vertical or horizontal angle as required when in use of iPhone4S/4/3GS Provide you safer and more convenient portable power mount in using iPhone 4S/4/3GSon board Amplifies iPhone 4S/4/3GS speaker volume 10dB Extended arm allows for precise positioning and keep you reach iPhone 4S/4/3GSsecurely while you drive. Increase iPhone 4S/4/3GS hands free gathering voice sensitivity