According to the white paper , it seemed SRN usage mostly for purchase Sirin Labs's products :
7.2.1 Usage right after crowd-sale event ends
SRN tokens have the following usability that includes:
• Purchasing of the SOLARIN line products; SOLARIN smartphone, Beryllium earphone, international charger, with a discount of 10% from retail maximum price
• Purchasing of apps and services provided and operated by SIRINLABSSIRIN LABS, such as encrypted calls and messages, cyber security suite
• Pre-order of Purchase of SIRIN LABS FINNEY™ smartphone, and FINNEY™ all-in-one PC and other future hardware products, with a discount of 20% from retail maximum price
7.2.2 Upon releasing of FINNEY blockchain
• Purchasing of the FINNEY line products; FINNEY smartphone, FINNEY PC from SIRIN LABS
• Purchasing of apps and services provided and operated by SIRIN LABS through the D-App store, such as P2P resource sharing, encrypted calls and messages, cyber security suite
• Warranty, repair and other service packages from SIRIN LABS
7.2.3 Buying SOLARIN products and services using SRN
• The SRN Token can be used for purchasing SIRIN LABS’s products, applications and services from the moment the SRN tokens are issued and distributed to crowdsale participants (24hr. after crowdsale ends). Moreover, special discounts will be given to SRN Token holders who pre-order or purchase products from SIRIN LABS using their SRN tokens.
• The SOLARIN is available for purchase at SIRIN LABS flagship store at 34 Bruton place, London, UK as well as online at www.solarin.com.
• The SECURE CALL AND MESSAGES application and services can be purchased from a SIRIN LABS representative, via any mean of communication as displayed at https://www.solarin.com/contact.