Portable Data Collector 

Casio, Cipherlab, Metrologic, Symbol

Mobile computer data terminal (Portable data terminal) is similar to a personal digital assistant. However, mobile computer data terminals are more rugged than PDA’s and it come with a barcode scanner built into the device.

Metrologic SP5500 Optimus Portable Data Collector 
Excellent laser barcode scanning up to 100 lines per second.
The Metrologic SP5500 Optimus is a compact batch portable data terminal designed for retail and light warehouse applications, including inventory and stocking.

         
Symbol MC50 Handheld Mobile Computer 
Enterprise Digital Assistant for Enterprise-Level Applications
The MC50 combines a PDA-style design with amazing barcode functionality to improve productivity. The MC50's light weight contains voice and data communication capabilities, WLAN access and advanced data capture options

Tysso BCP-1100 Portable Barcode Scanner
Tysso BCP-1100 is the compact-sized Portable Memory Barcode Scanner with built-in memory and battery. The BCP series are well suited for the portable data collecting applications such as warehouse management, exhibition visitor's identity tracking, stock taking. It come with Windows Software and Programming Guide / Uploading Utility Command Sets are available upon requested.