| Model | 
SG20T1D | 
SG20THP | 
SG20B1D | 
SG20BHP | 
 | Mechanical | 
 | Dimensions (SG20) | 
 200 mm L x 61 mm W x 65 mm H | 
 | Dimensions Base Station | 
   | 
 Approx 95 mm L x 75 mm W x 65 mm H | 
 | Weight | 
 125 g | 
 175 g | 
 | Environmental | 
 | Operating Temp. | 
 0 to 50° C | 
 | Storage Temp. | 
 -20 to 60° C | 
 | Relative Humidity | 
 5% to 95% (non-condensing)  | 
 | Drop | 
 1.2m onto concrete | 
 | Environmental Sealing | 
 IP30 | 
 | Ambient Light | 
 0 to 100,000 lux | 
 | Electrical | 
 | Voltage | 
 5.0 VDC | 
 5.0 VDC (Base Station) | 
 | Operating Current (typical) | 
 120mA, @ 5.0 VDC | 
 330mA, @ 5.0 VDC | 
 500mA, @ 5.0 VDC (Base Station) | 
 | Battery | 
   | 
 LiIon, 1567mAh | 
 | Battery Life | 
   | 
 Minimum 8k Scansfrom 70% Capacity | 
 | Battery Recharge | 
   | 
 3 hours typical with external power 6 hours typical USB only charge | 
 | Optical | 
 | Scan Pattern | 
 EV Linear Imager | 
 EA30 Area Imager | 
 EA Linear Imager | 
 EA30 Area Imager | 
 | Scan Speed | 
 Upto 500/sec | 
 1DUpto 180/sec 2d Upto 60/sec | 
 Upto 500/sec | 
 1DUpto 180/sec 2d Upto 60/sec | 
 | Scan Angle | 
 ±40° | 
 ±34.4° (Horizontal), ±22.2° (Vertical) | 
 ±40° | 
 ±34.4° (Horizontal), ±22.2° (Vertical) | 
 | Scan Pitch | 
 ±25° | 
 ±25° | 
 ±25° | 
 ±25° | 
 | Print Contrast Ratio | 
 Down to 25% | 
 Down to 30% | 
 Down to 25% | 
 Down to 30% | 
 | Read Distance | 
 30mm to 500mm (Dependent on Barcode) | 
 30mm to 700mm (Dependent on Barcode) | 
 30mm to 500mm (Dependent on Barcode) | 
 30mm to 700mm (Dependent on Barcode) | 
 | 1D Symbologies | 
 Codabar, Code 11, Code 39, Code 93/93i, Code 128 / GS1-128, EAN/UPC, GS1 DataBar Limited, GS1 Composite (linear only), GS1 DataBar Expanded, GS1 DataBar Omnidirectional, Interleaved 2 of 5, Matrix 2 of 5, MSI, Plessey, Standard 2 of 5, Telepen | 
 | 2D Symbologies | 
   | 
  Postal (Australian, BPO, Canada, Dutch, Info mail, Intelligent Mail, Japan, Postnet, Sweden Post), Aztec, Codablock A/F, DataMatrix, GS1 Composite,  Maxicode, Micro PDF417, Multicode, PDF417, Planet, QR Code, TLC 39 |  
   | 
  Postal (Australian, BPO, Canada, Dutch, Infomail, Intelligent Mail, Japan, Postnet, Sweden Post), Aztec, Codablock A/F, DataMatrix, GS1 Composite,  Maxicode, Micro PDF417, Multicode, PDF417, Planet, QR Code, TLC 39 | 
 
 | Communications | 
 | Tethered Scanner | 
 RS232, KBW, USB(HID Keyboard, VCP Serial, IBM SurePOS) | 
   | 
 | Bluetooth Scanner | 
   | 
 Bluetooth | 
 | Bluetooth Base Station | 
   | 
 RS232, KBW, USB(HID Keyboard, VCP Serial, IBM SurePOS) |