Features: Suitable for excavator, tractor, truck, kart, loader, grader, earth moving machine, convenient and easy to carry, your best partner on your vehicle. All world frequency in unit; Aux-in&USB socket covered by a dust-proof silicone Excavator radio, just need to press some buttons to choose different countries' frequency for shipment(fixed frequency). USB Sockets, certified thunder-proof, aseismic and waterproof, also have a much higher resistance to vibration than most of other radiosExcavator Radio Anti-seismic grade: Grade 13 (Japan JISD 1601 grades,67z, 70m/s2, 6.8G ) Car Wireless Radio standby current is 2mA. Long time no use will be no battery consumptionSpecifications: Dimension : 18.5*8.5*5.5cm(with trim plate) Output : 5W-28W (at your requirement) 3.5mm audio jack connect with MP3, iPod, CD USB Socket and Aux input,& Bluetooth & MicUser can listen to music through car speakerStandard din size with small body FM/AM band , LCD display USA/EU function control by panel LCD display/real time clock Waterproof and dustproof front panel : waterproof test :JIS DO203RI standardDustproof test : JIS DO207FI standard 12v/24v automatically interchangeable by radio Dielectric Strength Test Anti-seismic grade: Grade 13 (Japan JISD 1601 grades,67z ,70m/s2,6.8G) Advanced international level e Equipment and machinery suitable for excavator,kart,loader,grader,earth moving machine,skidder ,Mining Machinery,Metallurgical Machinery ,Lifting Machinery ,Cultivator, Harvester,Tractor,and can be widely installed in:Sumitomo,Komatsu,Hitachi,Kato,Case,Sanyo,Kobelco and other famous brand machines. AM/FM band but without CD due to dust problem, 12V/24V automatically interchangeable Package