This is a Brand New Aeroflex/KDI (MCE KDI Integrated was acquired by Aeroflex and integrated into the Aeroflex Microelectronic Solutions group in June, 2003.) SP4T RF Microwave Switch 0.05-10 GHz SMA Broadband High Speed switch.

This is a broad band, ultra fast switch. Outperforms the Keysight P9404A which is a 100 MHz to 8 GHz with a switching speed of 450 ns and sells for $1600.00

This is new in the sealed package.

Specifications
Frequency Min (GHz): 0.1
Frequency Max (GHz): 10.0
Insertion Loss Max (dB): 2 dB - 0.05 to 4 GHz 3 dB - 4 to 10 GHz 
Isolation Min (dB):60
VSWR (Max): 1.8:1 - 0.05 to 4 GHz 2:1 - 4 to 10 GHz
Switching Speed (Max): 250 nsec
Input Power (Max Operating): +20 dBm
Pos Supply Voltage (+V): 5
Pos Supply Current (mA): 175
Neg Supply Voltage (-V):  -12
Neg Supply Current (mA): 175
Microwave Connectors:   SMA,