Description Keep your hands on the wheel and enjoy your music or take calls safely with our wireless transmitter for car. Made of lasting high-quality Material, it supports call noise reduction technology for clear audio. Widely used and energy-saving with low-power operations, its also light in weight. Name: Fm Transmitter Audio Adapter Battery capacity: 120mAH Size: about 4.6x14.8cm (1.81 x 5.82inch) Product weight: about 18g Play time: 5h for receiving, 2.5h for transmitting Colour:As Shown Material:plastic Package Contents: 1 * Audio Adapter Only the above package content, other products are not included. Note: Light reflection 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.