"THE TW-400S EVK-10 SENSOR EVALUATION SET IS A SMALL, LIGHTWEIGHT, MESH NETWORK FOR UNATTENDED SENSORS. SET INCLUDES 10 TW-400 RECEIVER/TRANSMITTERS, 10 SWIVEL ANTENNAS (2200 MHZ), 10 SWIVEL ANTENNAS (1800 MHZ), 10 GPS STUB ANTENNAS, 10 BAYONET POWER ADAPTER W/DC POWER PIGTAIL LEADS, 10 SENSOR COMBO DONGLES, 10 LEMO TO 3.5MM HEADSET CABLE WITH COMMERCIAL HEADSETS, AND A HARD CASE. WEIGHT; 1.00 POUNDS."