Signotec – ST‑ME105‑2‑U100‑B Sigma – 4″ LCD Signature Pad, HID‑USB

The Signotec Sigma (ST‑ME105‑2‑U100‑B) is a sleek 4″ monochrome LCD signature pad from Signotec GmbH, designed for secure and ergonomic electronic signature capture. It operates over USB HID, requires no additional drivers, and measures just 160×120×10 mm—ideal for both mobile and desktop environments.

Key Features:

• Model / P/N: ST‑ME105‑2‑U100‑B (Sigma, without backlight)  

• Display: 10.5 cm (4″) monochrome LCD; 320×160 resolution  

• Signature Area & Sensor Rate: ~100×50 mm active area; sampling up to 500 Hz with pressure sensitivity  

• Connection: USB HID (HID‑USB version); no drivers needed; 2 m fixed cable  

• Security: Encrypts data with AES/RSA for hardware-level security  

• Ergonomic Design: Ultra-flat 10 mm profile, scratch-resistant surface, no border between sensor and housing  

• Certifications: “Made in Germany”; CE certified