The L605 ultra-professional handsfree with bass can be said with full confidence to be among the best. This metal product is difficult to damage due to its metal metal series, and it also has a very clear and incredible sound, which is very exciting in this price range. For people who want to enjoy music with a lot of bass and not spend a lot of money, this is an excellent product and it does not bother the ears in any way for a long time of use, and it is hypoallergenic. The packaging is beautiful.