EXHIBIT 21

List of Subsidiaries of Blonder Tongue Laboratories, Inc.

1.Blonder Tongue International, Inc.

2.Blonder Tongue Investment Company

3.Vu-Tech Communications, Inc. (79% - owned subsidiary)

4.BDR Broadband, LLC (90% - owned subsidiary)

5.Blonder Tongue Telephone, LLC (50% - owned subsidiary)

6.NetLinc Communications, LLC (50% - owned subsidiary)