$248.39 – TBS Tango 2 PRO 915MHz/868MHz Full Size Hall Sensor Gimbal FreedomTX System FPV RC Radio Controller New Version With Built-in TBS Crossfire for FPV Racer Drone.
According to my DB the lowest price is $248.39 for TBS Tango 2 PRO 915MHz/868MHz RC Controller (in Banggood). Basically copy coupon, view price history or create e-mail price alert. What is best price?
Latest coupon code price check (UTC time):
Banggood ($248.39)
Banggood warehouse is located in China. So I have checked for active coupons (all category coupons and old ones), but there was no working coupon in Banggood. Is it cheap? Maybe there’re no more promotions for this item, because current price is higher than average (which is equal $233.32)
Link: Banggood product page
Price: $248.39
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGNEWYEAR8, BGSPRING8OFF, BGHONEYSP, BGESJY8, BGALL8
(there’s a little possibility that old coupon will work)
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Check out price history chart (for all/most countries) for TBS Tango 2 PRO 915MHz/868MHz RC Controller. The lowest price was: $219.99.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).