Transmitting frequency: 87.5-108.0 MHz -Surface: 2.5mm audio port + USB + SD -Input: DC 12-24V -Package included: 1 x Handsfree car kit, 1 x fully featured remote controller (1 x CR2032 battery included), 1 x 2.5mm to 3.5mm cable -PLEASE NOTE: This product requires a lead time of 10 to 14 days.