$37.94 – Output power: 5W, Material: aluminum plate + plastic shell, dual-purpose, Frequency range: 136 – 174 / 400 – 480MHz, Battery capacity: rechargeable 2000mAh Li-ion battery (included in package), Channel number: 128, Programming mode: hand programming, Mode: digital-to-analog.
You can get BAOFENG DM-5R Walkie Talkie for $37.94 using coupon code (in Banggood). Price history, coupons and price alert are available on this page. Let’s see what best price is ATM.
Latest coupon code price check (UTC time):
Banggood ($37.94)
Banggood warehouse is located in China. CouponsFromChina software could not find any coupon for this product in Banggood. I think you want to know if the price is good. Hmmm, price is higher than average (which is $23.49 right now), so better set price alert down below…
Link: Banggood product page
Price: $37.94
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): 502C6B, Baofeng, BGOD1, 2019SPEDM, AFfbG10, BGCITYADS2019, bGhOnEy10, BGdragonBoat, BGSS10%SW, bgshOOp10, BgoFErTaSchInA10, BGELIG0920, BgcLuBofErtA10, BGAFF10OFF, BGCuponation10
(probably won’t work, but you can try them out)
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 BAOFENG DM-5R Walkie Talkie. The lowest price was: $22.99.
Price records source(s): Gearbest, 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)).