1.Dear friend, since this product is made in China, when you can't connect to the product using APP, you just need to set the region to "Chinese Mainland" where the APP sets the region, and then you can connect to use normally. Thank you very much

2.The product manual is in Chinese, but there are two languages in Chinese and English in the menu interface setting of the interphone. You can set Chinese to English in the language setting of the interphone

Please note before buying！

when you choose to buy the option withearphones, please understand that the earphones are the originalBEEBESTearphones Bluetooth BEEBEST Earphones 1S, the earphones are products of the Xiaomi ecological chain, without the logo of Xiaomi ,Do not buy the option with headphones if you mind, thank you very much for your understanding