Glass Mounted System STS-K020

The STS-K020 Speech Transfer System provides assistance for clear communication where normal speech is impaired by use of glass, a security screen or other similar barriers. Specifically designed to fit into a window with a hole in the glass.

Fits holes in glass between 2.5 and 4” in diameter. Call for options if hole is larger

COMPONENTS

  • STS-A31H, Hearing Loop and Duplex Audio Communication Amplifier
  • STS-SU1, Staff Unit Speaker and Microphone
  • STS-C100, Customer side Anti-vandal Microphone with Glass Mount Kit
  • STS-S22, Customer Overhead Speaker Module and Mounting Bracket OR STS-S30, Customer Overhead Flush Speaker
  • IL-AE96, Hearing Loop Aerial
  • PS-55, Power Supply

Need help or ready to order? Contact us now and make your choice with confidence!

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Product Sheet
Installation Instructions

Applications

Perfect for settings where clear one-on-one communication is essential, such as: 

  • Banks
  • Post Offices
  • Theaters
  • Information Centers
  • Public Transit Systems
  • Ticket Counters
  • Embassies
  • Government Buildings

Standards

  • CE, ROHS and WEEE compliant
  • BS EN 60118-4, in correct installations

Physical Data (Boxed)

DIMENSIONS & WEIGHT

Height:
5.00”
Width:
13.50”
Depth:
9.50”
Weight:
6.4 lbs

CONSTRUCTION

Metalwork:
Mild Steel
STS-A31H:
ABS Plastic Housing

FINISH OPTIONS

Powder Coated:
Grey RAL 9006

Physical and Technical Data (Individual Parts)

STS A31 Hearing Loop and Duplex Audio Communication Amplifier

PHYSICAL DATA

Height:
4.63”
Width:
4.50”
Depth:
1.58”
Weight:
0.32 lbs
Construction:
ABS Plastic Housing
Finish:
Matt Black, Fine Texture

TECHNICAL DATA

Supply Voltage:
12-14 VDC
Quiescent Current:
100mA typical
Operating Current:
2A typical on speech peaks
Power Switch:
Push on – push off (tact switch under membrane)
Microphones:
Electret, supply 5V via 2.2K load resistor
Speaker Output Power:
RMS: 2.5W / 8 Ω 4.4W / 4 Ω
Loop Drive Compliance:
Constant current, bounded by 4V RMS & 3A RMS
Total Harmonic Distortion:
<5% (loop and speakers)
STS-SU1 Staff Unit Speaker and Microphone

PHYSICAL DATA

Height:
4.63”
Width:
4.50”
Depth:
1.58”
Weight:
0.32 lbs
Construction:
ABS Plastic Housing
Finish:
Matt Black, Fine Texture

TECHNICAL DATA

Speaker

RMS:
5W
Impedance:
4 Ω
Output:
SPL 1W @ 1M 85dB
Frequency Resonse:
150Hz – 10300Hz

Microphone

Directional Response :
Cardioid
Sensitivity:
49.5dB+ 2dB @ 1kHz (0dB=1V/pa)
Impedance:
1.6K Ohms+ 3-% @ 1kHz
Frequency Response :
150Hz – 10500Hz
STS-S22 Customer Side Overhead Speaker and Mounting Bracket
PHYSICAL DATA
Speaker Dimensions

Height:
2.50”
Width:
3.87”
Depth:
2.16”
Bracket Dimensions Height at wall mount:
0.82”
Width:
4.00”
Depth:
5.75”
Weight:
1.40 lbs
Construction:
Mild Steel
Finish:
Powder Coated
Grey RAL 9006
 TECHNICAL DATA

RMS:
5W
Impedance:
4 Ω
Output:
SPL 1W @ 1M 85dB
Frequency Resonse:
150Hz – 11000Hz
STS-C100 Customer Side Anti-Vandal Microphone and Glass Mounting Kit
PHYSICAL DATA
STS-M14 Microphone Dimensions:

Depth:
1.08”
Diameter:
1.18”
Construction:
Aluminium
Finish:
Silver Anodised

Mounting Plate Dimensions:

Depth:
0.75”
Diameter:
5.00”
Construction:
Polycarbonate – Clear Gaskets and hardware incl
 TECHNICAL DATA

Directional Response:
Cardioid
Sensitivity:
-47 ±3dB @ 1kHz
Impedance:
680 Ω =/- @1kHz
Frequency Resonse:
70Hz – 10300Hz
PS-55 Power Supply
PHYSICAL DATA

Height:
1.38”
Width:
2.08”
Depth:
3.92”
Cable Length:
70.87”
Weight:
0.50 lbs
Construction:
ABS Case
Finish:
Black
 TECHNICAL DATA

Input:
100-240V 50-60Hz 1A max
Output:
14V 2.14A 30W max
IL-AE96 Loop Aerial
Height:
7.67”
Width:
7.67”
Depth:
0.01”
Weight:
0.22 lbs
Construction:
Flexible PVC
Finish:
White
Connection Cable Length:
78.74″

Alternative Solutions

Dual Loudspeaker Pod System
STS-K073

Dual Loudspeaker Pod System STS-K073

Ensures clear sound through partitions with mounted or free-standing pods, perfect for medium-noise ...
STS-K035

Curved Microphone System STS-K035

Features individual speaker and microphone units for the customer-side
Window Mounted Mic System STS-K072

Window Mounted Mic System STS-K072

Features a glass mounted microphone along with speaker and microphone pods
Surface Mounted System STS-K002

Surface Mounted System STS-K002

Provides dual speaker and microphone units for both customers and staff
Curved Microphone System STS-K035

Bridge Bar System STS-K001

Perfect for natural speech with a microphone in the center and speakers on either side
Surface Mounted System STS-K002

Surface Mounted System STS-K002

Provides dual speaker and microphone units for both customers and staff
Dual Speaker Pod System STS-K070

Dual Speaker Pod System STS-K070

Features dual speaker pods which can be free standing or surface mounted
Slimline Bridge Bar System STS-K060

Slimline Bridge Bar System STS-K060

Features a stainless steel bridge bar unit with a glass mounted microphone

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