CALA Series:

• Positioning: Designed for music enthusiasts who value compactness and simplicity without compromising on sound quality.
• Description: Offers a sleek design with a purist front panel. Features a DSP-controlled sound management system, which is not found in the more traditional E-Series, providing enhanced sound customization options.

Caruso Series:

• Positioning: A compact all-in-one music system that combines modern functionality with high-quality sound.
• Description: Stands out with its integrated 7-inch HD touchscreen and NavigatorOS, offering intuitive control and a modern user interface, unlike the more traditional controls of the E-Series. It handles streaming, CD playback, and radio in a single device.

E-Series:

• Positioning: A classic stereo system that integrates modern digital capabilities with traditional high-fidelity sound.
• Description: Combines the sound quality of an audiophile amplifier with digital streaming capabilities, offering a balance between traditional and modern audio needs. Unlike the more compact Caruso, provides higher power output and more connectivity options.

R-Series:

• Positioning: T+A's oldest and most important product group, known for its high-end performance and classic design.
• Description: Uses high-voltage technology for superior linearity and transient response, setting it apart from the more compact Series 200. Designed for users who prioritize high power output and detailed sound reproduction.

HV-Series:

• Positioning: T+A's flagship line, representing the pinnacle of high-end audio technology and performance.
• Description: Uses high-voltage technology to achieve exceptional sound quality, with separate high-performance converters for PCM and DSD. Offers the highest level of performance and build quality compared to other series.