Zebra DS6878 - Signature Capture Bits Per Pixel

6 - 18 DS6878 Product Reference Guide
Signature Capture Bits Per Pixel
Parameter # 314
Select the number of significant bits per pixel (BPP) to use when capturing a signature. Select 1 BPP for a
black and white image, 4 BPP to assign 1 of 16 levels of grey to each pixel, or 8 BPP to assign 1 of 256 levels
of grey to each pixel.
NOTE The digital scanner ignores these settings for JPEG file formats, which only support 8 BPP.
1 BPP
(0)
4 BPP
(1)
*8 BPP
(2)