Housing material: ABS, Infrared wavelength: 950±50nm, Infrared carrier frequency: 38.0±0.5KHz, Operating voltage range: 2.2 ~ 3.6V, Working temperature: -20 ° C ~ 50 ° C, Battery specifications: AAA 1.5*2, Modulation frequency: 2.4~2.4835GHz, Bluetooth carrier frequency: 2.400GHz ~ 2.4835GHz.
Price history, coupons and price alert are available on this page. You probably want to know what is the best price?
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.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. I am tired of searching coupons, but I found one for you…
Link: Banggood product page
1. ($18.79): BG00c906
paste coupon code in your cart and click Apply after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): aff7off, BGBFAFF2019, 13f142, BG9NY, bGpAnDacHeCk, BGMPB2020, bGhOnEy10, bgshOOp10, BgoFErTaSchInA10, BGCuponation10, 0.00, BANGGOODSD, 6GSGIT, 00c906, BGef96eb, 2022ACTIESNL, Terence, Tabby20, 2203ActiesNL, CouponsdePC, 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 Q8 Bluetooth Voice Remote Controller Air Mouse. The lowest price was: $6.99.
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)).