I saw the Ultra Pro Panther Cutter and i think is the best in the market.It has the followings specs:
Acceeptable Material Thcikness: 50mil
Drive Type: DC servo control motors
Cutting Force: 10-600 grams down force
Tangential Emulation Mode: Yes
Cuttin Acceleration: 4.2g
Maximum Cutting Speed: 60 inches per second
Offset: 0-1.0mm
Mechanical Resolution: 0.0125mm
Software Resolution: 0.025mm
Distance Accuracy: 0.254mm or 0.1% of move,whichever is greater
Repeatability: 0.1mm
Buffer Size: 4mb
Interfaces: Parallel(Centronics),Serial(RS-232C),and USBAdaptor
Commands: HP-GL,HP-GL/2
Control Panel: 1LCM(2O digits x 2 lines or 14 digits x 4 lines), 1 LED AND 14 control keys
Power Supply: AC 100-240V, 50-60Hz
Power Consumption: Max. 11o Watts
Pouncing Function: With optional tool
Warranty: 3 years
Some of the feathers:
50 Foot Tracking
60 ips speed
600 grams downforce
Media Basket
Media Handling system
DYNA-Flow media rollers
Set-up nd training CD
Includes stand