Instruction Manual. Dear customer, Thank you for your purchase. TAM-2 is the world's most extensive modular headphone system, enhanced and refined over the last 10 years. Molecularity is the ability to upgrade headphones as technology evolves, extending the longevity of every product and creating less waste for the planet. Please visit us at audiovisual to keep an eye out for future TAM-2 parts and share your feedback with us. Sincerely, ATTAIN Headphone Assembly Instructions. 1.