TH Series Theatre System

TH Series Theatre System

The Beta Three® TH series is specifically designed to provide cutting-edge theater solutions for medium- and large-sized theaters. The TH series was engineered and manufactured using the latest technology, comprises of two-way and three-way full-range speakers, as well as subwoofer systems. This series of professional theater sound system offers a uniform coverage where all audience in the room receives an enhanced listening experience.

TH315/64 - 15" 3-Way full Range Speaker


15" 3-Way full Range Speaker

TH Series is designed for permanent installation within medium to large Theatre venue sound reinforcement system applications, the outstanding mid/high performance ensures clean, clear and natural sound throughout the listening environment, even at high SPL. 


  • High SPL and high sensitivity three way full range system
  • 1x6”MF 1x1.75”HF compressed driver,1X15”LF
  • High strength cabinet structure
  • Powder coated grill
  • Computer aided design to optimize frequency and phase response
  • Durable Polyurethane textured bas paint
  • suitable for theatre ,television studio, multi-functional room and performance studio


Acoustical specifications
Frequency Response(-3db):
LF: 60Hz-800kHz; MF/HF: 280Hz-20kHz
Max SPL @ 1m:
Bi-amp: LF 124dB/130dB(PEAK); MF/HF 122dB/128dB(PEAK); Tri-amp: LF 124dB/130dB(PEAK); MF 126dB/132dB(PEAK); HF 128dB/134dB(PEAK);
Dispersion (H x V):
TH315/64: 60°x 40°TH315/94: 90°x 40°
Compression driver:
1 x 1.75" HF
1 x 6" MF
1 x 15" LF
Input/Output section
Input Connectors:
1 x NL8, 8-way binding post
Sensitivity (1W @ 1m):
Bi-amp: LF 100dB; MF/HF 108dB; Tri-amp: LF 100dB; MF 108dB; HF 110dB;
Power section
Total Power:
LF: 400W; MF: 120W; HF: 50W(RMS);
Nominal Impedance (Ohm):
Physical specifications
12 x M10
Dimension (W x D x H):
520 x 520 x 980mm / (20.5 x 20.5 x 38.6in)
Package Dimensions (W x D x H):
630 x 630 x 1080mm / (24.8 x 24.8 x 42.5in)
Net Weight:
49.5 kg / 109.1 lb
Gross Weight:
53.5 kg / 117.9 lb

TH315/64 Application

    TH315/64 Installation

      TH315/64 Parts

        TH315/64 Cases

          TH315/64 Collocation



              TH315/64β3 TH315/64 Datasheet 1.0TH315/64  200KB 2022-07-05 16:23:33
              β3_TH315-64_TH315-94_PA_Chinese_Manualβ3_TH315-64_TH315-94_PA_Chinese_Manual 1β3_TH315-64_TH315-94_PA_Chinese_Manual  757.79KB 2018-07-12 02:25:39