Model No: TZ-915
Rated power (PHC): 15W
Max power: 25W
Sensitivity (1kHZ/1m/1W): 93db  
Line Volt: 100V
Impedance: 667 Frequency Response: 140HZ-20kHZ
Drectivity Horizal: 50/180degree
Drectivity Verical: 10/30degree
Measurement (mm): 170X135X320
Enclosure: Wood inside with aluminum frame
Weight (kg): 2.5

Model No: TZ-925
Rated power (PHC): 25W
Max power: 40W
Sensitivity (1kHZ/1m/1W): 94db
Line Volt: 100V
Impedance: 400 Frequency Response: 140HZ-20kHZ
Drectivity Horizal: 50/180degree
Drectivity Verical: 10/30degree
Measurement (mm): 170X135X440
Enclosure: Wood inside with aluminum frame
Weight (kg): 3.75

Model No: TZ-935
Rated power (PHC): 35W
Max power: 55W
Sensitivity (1kHZ/1m/1W): 95db
Line Volt: 100V
Impedance: 333 Frequency Response: 140HZ-20kHZ
Drectivity Horizal: 60/200degree
Drectivity Verical: 13/30degree
Measurement (mm): 170X135X560
Enclosure: Wood inside with aluminum frame
Weight (kg): 4.65

Model No: TZ-945
Rated power (PHC): 45W
Max power: 70W
Sensitivity (1kHZ/1m/1W): 96db
Line Volt: 100V
Impedance: 222 Frequency Response: 150HZ-20kHZ
Drectivity Horizal: 60/220degree
Drectivity Verical: 13/40degree
Measurement (mm): 170X135X680
Enclosure: Wood inside with aluminum frame
Weight (kg): 5.4

Features:
1.  Structure
A.  Adopts anti-stress-deformation process for good anti-mechanic-deformation performance.
B.  Adopts electrostatic painting and electroplating process against rust and corrosion.
C.  The injection molded ABS front cover is stable for corrosion.
D.  Waterproof polyfoam, waterproof cloth plus waterproof cone ensure this model of speaker suitable for working in the harsh outdoor environments.
E.  Special designed waterproof connector for reliable performance.
F.  Adopt stepping-positioning structure and special designed brackets to locate this speaker in different places and environments.
2.  electro acoustic characteristics
A.  2-way system of drivers for wide frequency response, high sound pressure level and excellent sound reproduction performance.
B.  Inside the enclosure corrugated board is applied to isolate each driver and reduce the reflective resonance, harmonic wave contamination.
C.  A series of speaker with a variety of output power are available.