I have been seeing this microlab product in market now for almost an year or so ... I like speakers so I listen to them and review it . ..
Microlab bluetooth speaker D21 has new version of bluetooth . Frequency is good , sound is good.
It aslo has features such as FM and TF Card . Using FM is lil tricky .
Bluetooth Connects smoothly , Bluetooth Range is good ... Come with 4 color options
And they say it is waterproof and dustproof !!! I have not tried it ;) But nice quality
Battery ba...

It is portable and it has multi features like fm , tf card and bluetooth .
battery backup is good .. Initially u have to charge 4-5 hours but after that hardly 1 hour charging is enough .... still no complaints
I expected sound to be lil more ...