Price history, coupons and price alert are available on this page. What is best price?
Frequency Range UHF: 400-470MHz +, Color Black, Working temperature -20 ~ +60°C, Max output power 5W, Inductively loaded antenna Yes, Memory Channels 99 groups, Dual frequency or Single frequency Dual frequency, FM radio Yes(65-108MHz), Battery capacity 2000mAh, Battery type Li-ion battery, Rated Voltage DC 7.4V ±10%, Weight 210g(Included Antenna), Antenna Impedance 50 ohm, Dimension 38x 58x 120mm(not antenna), VHF: 136-174MHz, Dual band or Single band Dual band
Aliexpress
There’re some similar (or not) items on Aliexpress
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. ($44.13): 13f142
just apply this code 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): 502C6B, AFfbG10, BGVDay10%off, BGAFF10OFF, BGTT10, bGhOnEy10, BGdragonBoat, BGSS10%SW, bgshOOp10, BgoFErTaSchInA10, BGELIG0920, BgcLuBofErtA10, BGCuponation10
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Price history (for all/most countries) for Baofeng UV-B6 Radio Walkie Talkie is here.
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)).