Feature: Material:ABS Output frequency range:Output frequency range SNR:85dB Battery :Built-in lithium battery Charge time:1-2hours Play time:3-5hours Working temperature:0-45 degrees Connection port :MINI 5P USB ,3.5mm AUX earphone output/TV output,TF card holder Memory:Built in 8G,support TF card expansion highest to 16G Screen:5.0 inch, 260,000 full color, high speed TFT screen Support game format:G.B.A,NES(8bit,32bit) Support music format :MP3,WMA,OGG,WAV,AAC,APE Support photo format :JPEG, BMP, GIF, TIF and PNG Support video format: RM,RMVB,AVI,MP4,3GP Support E-book format:TXT Sound mode: natural, pop, classical, jazz, rock, soft, heavy bass and other sound patterns Other function:Camera ,E-book,Calculator,Clock function,Calendar ,Voice recorder Inside games quantity:around 400 games Suitable for: child and adult from 6 to 50 years old Support Language included:English, Chinese 1. Big 8 GB of memory, built on hundreds of classic game 2. Support of 32 bits of the game downloads, support 16 bit game, support 8 bits of the game download 3.1250 milliamperes battery, continuous use 3 ~ 4 hours. 4.5.0 inches screen, HD 1080 * 720 of the screen 5. Support RMVB / MP4 / 3 GP video format 6. Support the output AV TV About Download:Connect your player to your computer ,put the games (which you have downlaod) to the device folder "Game". About Memory: It is built 8G ,and you will find it is less than 8G,pls kindly note that SYSTEM and GAMES already use some of the memory. About TV out :You need to buy a 3.5mm AV cable to connect to TV ,then go to setting Choose TV out About Charging and connection:Pls use adapter 1A-2A to make charge for the player,and make sure the USB port and connection port is connecting well with the player. About Turn on :Turn the "ON/OFF" switch to "on"(right side) ,then long press"start" button for 5 secs to turn the player on. Package Include 1 x 5.0 Inch Game Console 1 x Earphone 1 x Data cable 1 x User manual