... for the price than any other printer. TTP-247 series offers USB 2.0, parallel and serial ... more expensive printers.Like its predecessor, the TTP-247 series features a user-friendly clamshell design for easy ... two motors instead of the usual one, TTP-247 series printers operate at lower torque, reducing noise, ... performance features and budget-friendly price, the TTP-247 series is by far one of the most ...