Hey Doug - The total charges related to the equipment & installation is $23,256.  We never talked $, so I hope that there's no sticker shock.  This total is representative of costs for future deployments.  We'll charge the total to your cc.  Have a good weekend - Chris

property leases:  $1600 (4@$400 each)
equipment:  $15,400  (4 units@$3850 each)
travel related (rental vehicles, lodging, meals, airfare for 4 field staff):  $6,256

total:  $23,256