Car FM Transmitter, iTrendz Bluetooth In-Car FM Transmitter With Car Windshield Mount, Multipoint, Speaker, Music Controls & Hands-Free Calling For Smartphones, Tablets, MP3 Players Stable FM signal, better anti-interference performance and enhanced sound experience Echo cancellation technology: CVC technology 3-in-1 Unique Design: Comes with a suction cup, phone clamp mount for windshield. Smart LED Display shows FM Frequency Network. Can place the phone perfectly on the car mount for optimal viewing. Compatible with: iPhone iPod iPad Samsung HTC Sony LG Blackberry Nokia Motorola MP3 MP4 Tablet PC and all devices with 3.5mm headphone socket pair 2 devices simultaneously so you can take calls & stream audio from either! Trade off DJ'ing and have both your personal & business phones synced!