New customers should use the "Start Here" guide for software installations.
Generic Documentation
RSP Single Page Datasheet (English)
RSP Single Page Datasheet (French) 
Detailed Technical Specification
API Specification
AGC Technical Note
RSP Conceptual Block Diagram
RSP Schematics
- Current API Zip: 1.2
(includes API 1.8.1 - Jan 2016)
Android Specific Documentation
Android Integration Instructions
API/Drivers
WARNING: You may download the API/Driver here without providing any details but without any support. Support will require registration via the Start Here system
Android 4.x, 5.x & 6.x API V1.2 (Zip file)
SDR Applications
SDR Touch - sign up for the SDRplay download driver beta program here
Videos
Jon Hudson demostrates SDR Touch and the RSP on Android in the outdoors! Watch here