1,Built-in clock and LCD Display 2,Built-in Thermometer, temperature LCD display 3,Built-in charger, recharge the batteries automatically 4,Better sound technology Adjust any FM channels from 87.5 ~ 108.0 Mhz. Besides, you are allowed to set 3 fixed channels. That will be stored in memory. It provides great flexibility for connecting your favourite portable device. You dont have to set channels every time when you want to play music. A car charger comes with the package, you can use it in car without using battery. Digital PLL - With DIGITAL PLL, wave signal transmission and reception will not be affected even in places subject to extreme change in temperature. In addition, using the digital tune can avoid the fussy frequency modulation. This device can be used with mostly any audio devices. It is applicable with: iPod, iPod Nano, iPod Mini, iMP3, MP4, CD, VCD, DVD, Cassette Player. Camera, Game Console, PC & Latop Computer Specifications & Features: 1,Any FM Channels can be adjusted 2,3 Memory channel can be set by yourself anytime (the old design that factory fixed it but you can change by yourself) 3,Excellent Sound Quality 4,Car charger come with package 5,Support Multi audio source 6,3.5 mm Stereo Headphone Plug - fit your iPod or any other standard audio output source 7,Programmable Memory Slots - Toggle between 3programmable channels 8,LCD Display with Backlight - Display FM frequency and battery status 9,Channel Up/Down and Power 10,Scans 1/10Mhz intervals seamlessly 11--14" DC Cable Included 12--2 sets of 7# batteries, 12 DC car power (One car cigarette lighter power included), or power form PC though USB cable 13,Automatically power off after standing by two minutes