Fourth Supplemental Indenture relating to Hughes Satellite Systems Corporations 6% Senior Secured Notes due 2019, dated August 10, 2017, by and among Hughes Satellite Systems Corporation, the guarantors and the supplemental guarantor listed on the signature pages thereto and Wells Fargo Bank, National Association, as collateral agent and trustee

THIS FOURTH SUPPLEMENTAL INDENTURE (this “Fourth Supplemental Indenture”), entered into as of August 10, 2017, by and among Hughes Satellite Systems Corporation (formerly known as EH Holding Corporation), a Colorado corporation (the “Company”), the guarantors listed on the signature pages to the Secured Indenture (the “Guarantors”), HNS Americas, L.L.C. and HNS Americas II, L.L.C., each a Delaware limited liability company (collectively, the “Supplemental Guarantors”), and Wells Fargo Bank, National Association, as trustee (the “Trustee”) and collateral agent (the “Collateral Agent”). Capitalized terms used herein and not otherwise defined herein are used as defined in the Secured Indenture referred to below.

WHEREAS, the Company, the guarantors listed on the signature pages thereto and the Trustee and Collateral Agent entered into that certain Secured Indenture, dated as of June 1, 2011, relating to the 6½% Senior Secured Notes due 2019 of the Company in original principal amount of $1,100,000,000 (the “Secured Notes”), as supplemented by the Supplemental Indenture, dated as of June 8, 2011, the Second Supplemental Indenture, dated as of March 28, 2014, and the Third Supplemental Indenture, dated March 23, 2017, each by and among the Company, the guarantors listed on the signature pages thereto and the Trustee and Collateral Agent (as so supplemented, the “Secured Indenture”);

WHEREAS, the Company has formed two new Wholly Owned Subsidiaries, the Supplemental Guarantors;

WHEREAS, each Supplemental Guarantor is a Restricted Subsidiary of the Company;

WHEREAS, pursuant to Section 4.13 of the Secured Indenture, each Supplemental Guarantor is becoming a Guarantor under the Secured Indenture; and

WHEREAS, this Fourth Supplemental Indenture has not resulted in a material modification of the Notes for Foreign Account Tax Compliance Act (FATCA) purposes.

Section 1. Each Supplemental Guarantor shall be a Guarantor under the Secured Indenture and be bound by the terms thereof applicable to Guarantors and each shall deliver an executed Guarantee pursuant to Section 11.02.

Section 2. This Fourth Supplemental Indenture is an amendment supplemental to the Secured Indenture, and the Secured Indenture and this Fourth Supplemental Indenture will henceforth be read together.

Section 3. This Fourth Supplemental Indenture shall be governed by and construed in accordance with the laws of the State of New York.

Section 4. This Fourth Supplemental Indenture may be signed in various counterparts which together will constitute one and the same instrument.

The exchange of copies of this Fourth Supplemental Indenture and of signature pages by facsimile or PDF transmission shall constitute effective execution and delivery of this Fourth Supplemental Indenture as to the parties hereto and may be used in lieu of the original Fourth Supplemental Indenture for all purposes. Signatures of the parties hereto transmitted by facsimile or PDF shall be deemed to be their original signatures for all purposes.