Aliexpress
There’re some similar items on Aliexpress in my database. There may be some other items though.
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
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Mini ELM327 V2.1 Bluetooth OBD2 Scanner | 3.22 USD | – |
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ELM327 Mini V2.1 Bluetooth OBD Scanner | 3.28 USD | – |
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Bluetooth Wireless Selfie Stick Mini Tripod | 4.54 USD | – |
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TG659 Mini Wireless Powerful Bluetooth Speaker | 8.26 USD | – |
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Mini Bluetooth WiFi Printer | 14.88 USD | – |
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8Bitdo Zero 2 Mini Bluetooth Gamepad | 16.60 USD | – |
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8Bitdo Zero 2 Mini Bluetooth Gamepad | 17.74 USD | Paste $1/1,01 coupon “AKNES0401” in the cart |
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Tronsmart T6 Mini Bluetooth Speaker 15W | 19.51 USD | – |
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Tronsmart T6 Mini Bluetooth Speaker 15W | 22.35 USD | – |
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Anker Soundcore MINI Bluetooth Speaker | 25.68 USD | – |
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Tronsmart T6 Mini Bluetooth Speaker | 28.13 USD | $1 auto discount in cart + Paste $1/19 coupon “0ZG9M2HG1L8U” in the cart |
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Tronsmart T7 Mini Portable Speaker Bluetooth 5.3 | 30.67 USD | Paste “05CD03 or CDPU03 or FRCD03 or CDES03 or CDEW03 or USAFF3” (may not work) |
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Tronsmart T7 Mini Portable Speaker Bluetooth 5.3 | 31.39 USD | Paste “05CD03 or CDPU03 or FRCD03 or CDES03 or CDEW03 or USAFF3” (may not work) |
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Tronsmart T7 Mini Portable Speaker Bluetooth 5.3 | 32.26 USD | Paste $1/29 coupon “XSSWJ7LNMBKR” in the cart |
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Anker Soundcore Mini 3 Bluetooth Speaker | 33.82 USD | – |
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Anker Soundcore Glow Mini Bluetooth Speaker 8W | 36.96 USD | Paste “05CD03 or CDPU03 or FRCD03 or CDES03 or CDEW03 or USAFF3” (may not work) |
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Orange Pi Zero 3 4GB H618 WiFi Bluetooth Mini PC Zero3 Development Board | 42.33 USD | Paste “05CD03 or CDPU03 or FRCD03 or CDES03 or CDEW03 or USAFF3” (may not work) |
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Tronsmart Bang Mini Speaker 50W Bluetooth 5.3 NFC | 106.68 USD | $1 auto discount in cart + Paste $3/69 coupon “FI8MTSJ09OY4” in the cart |
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Positive Grid Spark Mini Portable Guitar Amp Bluetooth Speaker | 191.37 USD | Paste “05CD20 or CDPU20 or FRCD20 or CDES20 or CDEW20 or USAFF20” (may not work) + Paste $4,16/138,7 coupon “I9D99XI06PR0” in the cart |
More on Aliexpress… Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. One coupon is available. Cool!
Link: Banggood product page
Coupon (13.52 USD): BGAudio9
(CouponsFromChina.com tip: 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
Old coupons (from the oldest to the newest): BGAudio3
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Price history and price alert
Here is price history (for all/most countries) for Mini Bluetooth Speaker RGB 400mAh.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).