Aliexpress
Click here… to search for ZAPO Z-2600 Dual Band Wireless Router 2600Mbps 11AC on Aliexpress
Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (120.42 USD): BGWSCYT1
Coupon (120.42 USD): BGde2f67
(CouponsFromChina.com tip: paste coupon code in your cart and click Apply after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): 2022ACTIESNL, Terence, Tabby20, 2203ActiesNL, BG1efeb0, MVC8SPRING, tRaDetRaCKeR, pROMo8cuPoN
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Here is price history (for all/most countries) for ZAPO Z-2600 Dual Band Wireless Router 2600Mbps 11AC.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).