Vendor name: vivo Mobile Communication Co., Ltd.

MAC Prefix: E4:F1:D4

MAC Range: E4:F1:D4:00:00:00 - E4:F1:D4:FF:FF:FF

Type: MA-L

Address: No.1, vivo Road, Chang'an
　　　　　Dongguan Guangdong 523860
　　　　　 CN