Leak: the Sony WF-1000XM4 will have better ANC, LDAC support and longer battery life The upcoming Sony WF-1000XM4 TWS headset will have active noise cancellation (ANC), not surprising considering that the current XM3 model has it too. The interesting part here is that this feature will be enabled by a custom chip called “Sony V1”,Continue reading “Leak: the Sony WF-1000XM4 will have better ANC, LDAC support and longer battery life”