Check coupons or create price alert down below. Let’s see what best price is ATM.
Dimension: 213*225*112mm (L*W*H), Compatibility: ACCST D16 and ACCESS receivers, Weight: 950g (without battery), Backlit LCD resolution: 480*272, Operating Temperature: -10℃- 60 ℃ (14℉ -140℉), Operating Current: 240mA@7.4V (typ), Charging Current: ≤1A ±200mA, USB Adaptor Current: >2.0A, Operating system: FrOS / OpenTX, Operating Voltage: 6.5 ~ 8.4V (2S Li-battery), Internal RF module: ISRM-S-X10, Number of Channels: 24 channels, USB Adaptor Voltage: 5.0+0.2V, Item name: Horus X10S Express Transmitter
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. Well, there is one coupon available right now.
Link: Banggood product page
1. ($561.04): Parts8
apply it in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): aff7off, BGFRX10SW, BGfrsky10, BGX10SYB, BGaDmITAd, BGFRSKY15, BG10FrSky, BGX10S11, BG11X10S, BGBFAFF2019, BGX10SE, BGBINKUPON5672, BGCITYADS2019, BGBFX10S, BGX10SEZ, bGpAnDacHeCk, 2020CNY, BGVDay10%off, BGX10S, BGFrskyFB, BGTT10, BGX10EX, bGhOnEy10, BGEX10S, BGSS10%SW, BGX10SUS, bgshOOp10, BGXS10, BGFK11, BGX10SBF, 7bcdf9, BGRCRR9, BGCuponation10, BGDAVIS, BGradio9
(these codes were not working in latest coupon update, but you can check them out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – FrSky HORUS X10S Express RC Transmitter [EU] ($-3)
Price history and price alert
Check out price history chart (for all/most countries) for FrSky HORUS X10S Express RC Transmitter.
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)).