Reviews: It is CSR chipset?

Allfei: Yes,definitely. ( Nov 12, 2016 23:47 )

Reviews: With microphone ?I need that

Allfei: Yes,it have ( Sep 25, 2016 8:51 )

Reviews: I want one sample ,how to get

Allfei: Hello,sample is available,we charge firstly and refund after wholesale order. ( Sep 14, 2016 19:12 )

Reviews: Hi this have up/down music select?

Allfei: Yes,it have ( Aug 7, 2016 19:25 )

Reviews: 100pcs and 999pcs same price?

Allfei: Little different,what qty u neded?pls contact ada#allfei.cn for accurate price. ( Jul 2, 2016 9:58 )

Reviews: Hi,what different between V3 and V4?I saw that kind

Allfei: They are one series products,similiar function and appearance. ( Apr 13, 2016 19:5 )

Reviews: Hello,have power display?

Allfei: Yes, on Xiaomi/Apple mobile phones. ( Apr 11, 2016 10:42 )