Sony WF-C700N Bluetooth Wireless In-Ear Noise Cancelling Ear Buds Black Sealed
Of course genuine faulty EarBuds will be. "Sony WF-C700N Wireless Earbuds". Sony Ear Buds (Black). Sony WF-C700N Wireless Noise Cancelling Bluetooth Earbuds Black. "Model No:WF-C700N/BZ - Black". User Guide.