Above products(Auth and eSign) are offered in following modalities.
Biometrics(fingerprint or iris)
Demographics(name,address,dob,address or gender)
One Time Password (OTP)
The above products are available in Developer edition and Enterprise edition.
The Developer edition is meant for developer prototyping and trying aadhaar services in your own product. We ship a fingerprint scanner as a part of developer kit for testing and experimentation.
The Enterprise edition is meant for production use.
The above products are available in pre-production environment for testing & prototyping and full production environment for commercial use.