Product Name: Personal Karaoke Manufacturer: On Stage Model Number: Z-PK1200G, Z-PKD2 Operation confirmed. Contents: Main unit Pair microphone Song list Instruction manual AC adapter AV cable Everything in the images is included. Photo 2 shows the instruction manual, dedicated bag, adapter, and cables. Both the main microphone and the pair microphone have been tested for power and sound output. You can sing by plugging the cable terminals in Photo 4 into the input on the back of your TV and plugging the AC adapter into a power outlet. Photos 5 and 6 show the On Stage karaoke video. It also provides scoring. The battery compartment of the pair microphone (Z-PKD2) has some signs of leakage, but there is no terminal corrosion, so there is no damage (Photo 8). The battery compartment of the main microphone was in good condition (Photo 9). The wireless receiver for the pair microphone is already set in the location indicated by the finger in Photo 9, so when using the pair microphone, you will need to pair it with the main unit. This is described in the instruction manual (Photo 11). It's easy, just turn on the wireless microphone (pair microphone) while looking at the TV screen. This is a great item for practicing karaoke. Alcohol-disinfected. The instruction manual is a song list (Photo 12), and the song list goes from 1-31. Each sheet contains 30 songs, so there are: 930 songs Foreign songs are included from 1-9, so there are: 270 songs A total of 1200 songs. You can start the intro by entering the number written on the card. Thank you.