SoCs: Qualcomm QCC3040 Connectors: Type C Bluetooth 5.2 ANC: Feed Forward Microphone: 2pcs/pc, 4pcs /pair Speaker : φ10mm dynamic x 1 Battery(earbuds): 50mAH Battery(charging case): 500mAH Playtime(ANC off):about 5h(TBC) Playtime(ANC on): about 4.5h(TBC) Charging time:  ≤ 2 hours Working range: 6m+ Frequency response range: 20Hz-10KHz Case size: 63*30*42mm BT Profile: HSP,HFP, A2DP,AVRCP BT Codecs:SBC/AAC/aptX/aptX adaptive Accessories: Manual, 3 pairs silicone eartips(S,M,L), Type C cable