How to make Telephone hold on music in Urdu
Jesa ke circuit diagrm se zahir hai, is circuit me melody IC UM66 istamal kia gaya hai. Esa UM66 istamal kare jis ke number ke akhir me S na likha ho. S number wala IC sirf aik dafa music chala ke band hojata hai. Jab ke hamare is circuit ko gher moina waqfe ke liye kam karna hai.
بشکریہ: tajssus.pk تجسس, امیر سیف اللہ سیف