Frequency Response 20-20KHz, Taking Time 2h, Working Time (h) 2h, Charging Case: 280mAh, Waterproof Level IPX45, Wired Control Not support, Battery Capacity Earphone: 45mAh, Charging Time (h) 40m, 3.7V, Microphone Yes, Standby Time (h) 2.5h, Support agreement HFP/HSP/A2DP/AVRCP, bluetooth Version 5.0, Impedance 16Ω, Compatible with IOS/ANDROID/WINDOWS, 3.7V, Transmission Distance 10m.
Aliexpress
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Here are coupons that you can use.
Updated: 15-09-2025
Banggood
Warehouse in China.
Link: A6X Bluetooth 5.0 TWS Earphones
$20.60 with coupon: BGBRPL2
$20.60 with coupon: BGHOTSHOP15
Additional Banggood coupons:
1. First page
2. Second page
Price history and price alert
Here is price history (for all/most countries) for A6X Bluetooth 5.0 TWS Earphones. The lowest price was: $7.99.
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)).