I thnk that SICA is the Italian pronunciation of Jensen.

Do these look suitable for any BF cabinets? Xmax and Fs look good
for horn loading, but I don't know if the Qes is appropriate.
-------Speaker details follow-----------
SPEAKER, 10", SICA PA, NEODYMIUM MAGNET, 700W, 8 OHM
SICA 10K3 Professional Loudspeaker
A lightweight, high-wattage 10" professional PA speaker that will give you with both clarity and power.
* 10" speaker
* 700 watt musical power
* 2.96" Voice Coil Diameter
* Available in 8 ohm impedance
* Aluminum Die-cast Basket, Ferrite Magnet
* 12.70 oz Magnet Weight
General Characteristics
Nominal Overall Diameter
268 mm
10 in
Nominal Voice Coil Diameter
75 mm
2.96 in
Magnet Weight
360 g
12.70 oz
Weight
98.77 oz
Flux Density
1.20 T
Thiele-Small Parameters
Voice Coil DC Resistance RE
5.28 ohms
Resonance Frequency ƒS
55.9 Hz
Mechanical Q Factor QMS
5.65
Electrical Q Factor QES
0.29
Total Q Factor QTS
0.28
Mechanical Moving Mass MMS
42.1 g
Mechanical Compliance CMS
190 µm/N
Force Factor BxL
16.29 Wb/m
Equivalent Acoustic Volume VAS
32.6 lt.
Maximum Linear Displacement XMAX
+/- 5.0 mm
Reference Efficiency nO
1.86 %
Diaphragm Area SD
346.3 cm2
Losses Electrical Resistance RES
101.3 ohms
Voice Coil Inductance @ 1kHz LE
0.49 mH
Constructive Characteristics
Magnet
Neodymium
Voice Coil Winding
Aluminum
Voice Coil Former
Kapton
Cone
Paper
Surround
Treated Cloth
Dust Dome
Solid Paper
Basket
Aluminum Die-Cast
Electrical Characteristics
Nominal Impedance
8 ohms
Rated Power
350 W
Musical Power
700 W
Sensitivity@1W, 1m
96.7 dB