- Ergonomic: supports your hand in a fully upright neutral handshake position that eliminates forearm twisting
- Precise: true optical resolution sensor moves the pointer quickly to reduce hand movements, with short habituation time
- Version 4 improved shape: better thumb and finger support
- Version 4 convenient adjustment: of pointer speed
- Small version available: for hands less than about 7 inches or 178mm long from the tip of the middle finger to the wrist crease (BNEEVR4S)
- Cable length:: 215 cm