Is there a big difference between Gefei III 7500 and Gefei Gold Edition II? How bad is the sound quality? How does it compare with the original car? Which one is installed well?

Gefei III 7500 is very different from Gefei Gold Edition II:

Third generation 1 and 7500: high performance-to-price ratio, favorable price, one-second boot positioning, 8-inch screen, support for most steering wheel control buttons, and no USB flash drive video.

2. Gold version II II II:

1) The sound quality is good, which is generally better than the original car, but it does not support steering wheel learning and supports USB flash drive video.

2) Communication information: GPRS can realize the function of mobile phone, which is equivalent to an independent car phone with intuitive and convenient operation interface. You can also realize 3-day weather forecast, real-time news and air ticket reservation through the G-BOX smart book.

3) Inquiry service: In any strange place, users can log on to the network with their passwords, inquire about the current location, provide relevant information and know the vehicle situation anytime and anywhere.

The pursuit of cost performance can choose 7500 three generations; Those who pursue quality, convenience and speed can choose the second generation gold edition II.