Horn Size: 3 Inch+2 Inchx2, Input Power: DC 5V, Input Impedance: 10KΩ, Control: Total Volume / Bluetooth / Remote Control / USB/ TF, Output Power: 5W+2.5W*2, The Impedance Of The Bass Unit: 4 Ω, Frequency Response: 20Hz-20KHz, Box Size: 120x 190x 155mm.
Check coupons or create price alert down below. 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 code price check (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($36.16): AM15prime
2. ($37.44): BgAuMotor
3. ($37.44): b71c67
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/i1u
Old coupons (from the oldest to the newest): 502C6B, e2bcea, ac89bd
(these coupons are old, so probably won’t work)
Price history and price alert
Check out price history chart (for all/most countries) for Bluetooth Subwoofer Speaker. The lowest price was: $28.04.
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)).