You can create price alert here, copy coupons and view price history. You probably want to know what is the best price?
GPS: Default, Operating System: Android 9.0, Speaker: 36mm loud speaker, Knob: Channel and Volume/On/Off, Battery Life: , SIM Card Slot: 1x Micro SIM+1 Naro SIM, Talk (5-5-90): 14hrs, Dustproof and Waterproof: IP54(Standard), 1650mAh Battery: Stand by: 48hrs;, Ports: For Kenwood Standard Type, Dedicated Keys: PTT / SOS / Programmable Keys, Model Number: N58, 3000mAh Battery: Stand by: 84hrs;, Camera: Back: 8 Mega Pixel Front: 2Mega, TF Card Slot Support: up to 128G, Warranty: 2 Years, Battery Capacity: 7.4V / 1650/3000mAh Li-Ion Battery, Chip set: MTK6739, Dimensions(Hx Wx D): 115x 56x 32mm/4.52x 2.20x 1.25in Weight: 260g/9.17oz, Bluetooth: 4.0/BLE(Low Energy), Memory: 8GB storage/1G RAM, WiFi: 802.11 b/g/n, Talk (5-5-90): 8hrs
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 code price check (UTC time):
Banggood
Banggood warehouse is located in China. There is one coupon right now! Check this out.
Link: Banggood product page
1. ($159.79): BG00c906
coupon code has to be applied in shop’s 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): Tabby20, BG1efeb0, MVC8SPRING, 8BGwbg2204, 8wEbgaInS5, pROMo8cuPoN, hoNEYbGdeAlS, BGJUNEGSG9, BG8ReviTrage, Cuponation9, BgGoodie9
(I don’t think these’re gonna work, but you can try ’em out anyway)
Price history and price alert
Price history (for all/most countries) for Talkpod N58 Walkie Talkie EU 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)).