... monitor function 2.7 inches dual screen 3.Dual tracks stereo speakers 4.SD/MMC/MS card/USB port 5.Earphone out Function ... , AV cable , Earphone,2pcs car mounting kit(optional), Car adapter, AC adapter, cable to connect 2 units, Carry bag(optional) Packing:Gift ... , Manual , AV cable , Earphone,2pcs car mounting kit(optional), Car adapter, AC adapter, cable to connect 2 units, Carry bag(optional)