This portable adapter can make any non-Bluetooth with Bluetooth function. Simply plug the adapter into the 30-pin base and pair with Bluetooth devices such as Bluetooth headsets or Bluetooth speakers. such as Bluetooth earphone, Bluetooth speaker or Bluetooth music receiver. Automatically pair. Pair it once and it will always remember your device and easy to carry around with you. Standby mode is started to save power when the stereo Bluetooth headsets/earphones is not found time. It works on products with 30pin plug, compatible with for Touch (3rd, 4th), Nano (1st, 2nd, 3rd, 4th, 5th, 6th), Video, Mini, Classic. Need not setup any software and very easy to use. Support profile: A2DP & ARVCP. Support paired Bluetooth stereo headsets/earphones to control play/pause,forward/backward. It is Not compatible with for nano 6, Mini 4GB Model M9804X (Version 1.4.1), classic, Touch 2nd, Touch 1st, classic 30GB.And aslo it don' support the ex factory date before 2007. colour: white Material: metal+plastic Package Contents: 1 x 30 Pin Bluetooth 4.1 Audio Transmitter Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.