Aizbo White Wireless Bluetooth 30pin Audio Music Receiver for Iphone Ipod Ipadwhite New mini & light & portable design Color: black or white Bluetooth version: Bluetooth V2.1 +EDR, Class2 Bluetooth Profiles: A2DP&AVRCP Bluetooth frequency range: 2.4GHz-2.4835GHz Effective range: 10 meters Powered from 30-pin dock Size: approx 43*35*6mm Bluetooth Music Receiver Adapter designed for iPod/iPhone Docking Speaker. Compatible with Bluetooth 2.0 device, includes iPhone, iPod touch, iPad, Samsung Galaxy, Blackberry, Nokia, Sony Ericsson, PSP, Bluetooth cell phone PC and Laptop and so on. How to use: Connecting receiver to the dock station: 1. Turn on the dock station before plugging the receiver. 2. Then set the audio source to mobile 3. Finally plug the receiver into the dock 30 pin connector port and the receiver will start to flash blue and red alternately.