(C) KiSB Company Profile *KiSB is Qualcomm QCC TWS earBuds main leader factory in OEM/ODM field. *KiSB R&D bluetooth earphone since 2007 in Shenzhen, covering 3 floor and 7000 squares, 280 staffs. Owning 3 sets of Japan Yamaha auto in-house SMT production line. 6 sets of assemble lines, 10 millions units TWS annual capacity . Owning the auto testing machine groupinclude ANC, ENC, RF, audio, aging, frequency modulation etc. Offering One-stop service, and consistent stable lead time also in 2020 when chip were serious shortage. *QC department：IQC,QE,SQE,FQC,OQC; Engeering department: IE,PE,PIE,NPI (B)R&D: Research and Development *KiSB R&D center own ID,MD,acoustic;Algorithm, hardware , software APP,Project, etc engineer team. *Focusing on Bluetooth TWS in-earbuds, exactly on Qualcomm QCC, CSR niche market only 5 years. *Always are launching QCC new earBuds in top 3 ODM factory, Leading market 8 -12 months.(e.g. first launched QCC3026 earbuds in the world.) *One of 10 Qualcomm VIP strategy support integrator manufacturer, receive Qualcomm tech support directly and training regularly. *Full anechoic chambers with B&K 5128; Listening room, 35 pcs full set testing machines in R&D lab only . *Verify by 3rd: iF Design Award, Japan VGP Award, 71 patents etc. (A)TWS ANC In-EarBuds-KiSB *Qualcomm QCC5141，QCC3040，QCC3056，QCC3046，QCC3020 SoCs *ANC Hybrid FF FB *AptX Adaptive, aptX HD are most powerful codec, bring Hi-Res, High Resolution Audio *TWS+，Qualcomm TrueWireless Stereo Plus; No retransmit, so More connect ,Lower Latency *Bluetooth 5.2, Latest and powerful; BT 5.1 and 5.0 are out of date. *Power consumption, 5 mA Low *ENC, CVC8.0, for clear calling: *Unlimited Qualcomm ANC, extra ANC chip and algorithm are optional *BT Profile: HSP, HFP v1.7,A2DP v1.3,AVRCP v1.5;BT Codecs:SBC/AAC/aptX/aptX adaptive/aptX HD. *Why ANC: Turn noisy public office hall to isolate room, bring high efficiency; Turn loud metro and bus to home theater. Never before experiment. +86 151 12349258