Best UGREEN Bluetooth Receiver | Who Is THE Winner #1?

[@mr.whosetech]

Links to the best ugreen bluetooth receiver we listed in this video:
1. Ugreen 40759- s.click.aliexpress.com/e/_DcxxTV5
2. Ugreen CM672- s.click.aliexpress.com/e/_DC7x0Qj
3. Ugreen CM279- s.click.aliexpress.com/e/_DFZ2lZl
4. Ugreen CM596- s.click.aliexpress.com/e/_DBZwlk3
5. Ugreen CM403- s.click.aliexpress.com/e/_Dl89dyx

[@StereodreieckRC]

I am looking for a receiver to make my headphones wireless. Is the audio asyncron when watching TV ? Is the audio quality good enough for Audiophiles ?
Most Bluetooth adapters are useless due to their asynchronicity according to the Amazon ratings.