Calisto 610 and Calisto 620 Feature Comparison

The Calisto 610 has several features that distinguish it from the Calisto 620.

Connectivity
- Calisto 610 is corded (USB).
- Calisto 620 is wireless (Bluetooth).
Battery door and BT adapter
- Calisto 610 does not have a battery door or BT adapter.
- Calisto 620 has both a battery door and BT adapter.
Security slot and lock symbol
- Calisto 610 features a security slot and lock symbol.
- Calisto 620 features an On/Off/Pairing switch Bluetooth symbol.
LEDs
- Calisto 610 doesn't have pairing or battery LEDs.
- Calisto 620 has both pairing and battery LEDs.