Devices with MAC addresses that start with 40-A5-EF were manufactured by Shenzhen Four Seas Global Link Network Technology Co., Ltd.

Device Manufacturer
Shenzhen Four Seas Global Link Network Technology Co., Ltd.
Manufacturer Location
Room 607-610, Block B, TAOJINDI Electronic Business Incubation Base
Tenglong Road, Longhua District, Shenzhen Guangdong 518000
Estimated Devices using 40-A5-EF
16,256,250
Estimated Total Devices From Mfg
32,512,500
Related MAC Addresses
20-0D-B0