smallest 4G/WiFi/GPS chest-name-tag camera DVR BA260, ink screen, 1800mAh battery for over 12hrs continous shooting, 73g, android system, live streaming to VMS/smarteye over 4G LTE or WiFi, GPS tracking, attached/fixed to coat by magnetic clips as a name tag, video demo,  http://xhslink.com/a/lneplnttStH6