In {HEAD ~ one implementation}, the device is {TAIL ~ a handheld printer} having a wireless communication module to receive image data from a host device 
In { HEAD ~ one implementation } , the device is { TAIL ~ a handheld printer } having a wireless communication module to receive image data from a host device
OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH