Acoustic testing is an important part of certification for telecoms equipment. Using a variety of methods to characterize sound quality and volume, Element’s acoustic services are designed to meet the requirements of markets around the globe.

Element provides testing for both regulatory and conformance requirements of telecom equipment. We can test a range of product types, including hands-free equipment (conference telephones), modern headsets, head-worn headsets and in-ear headsets. Our telecom equipment lab is outfitted with a Head and Torso Simulator (HATS) and fully anechoic chamber, allowing us to perform acoustic performance and voice quality assessments on wired PSTN/ISDN telephones, as well as DECT, VoIP and GSM products. 

Element’s telecom acoustic testing services

We support manufacturers looking to gain entry into global markets with a range of performance and regulatory standards. Some of the acoustic testing we perform includes:

  • Sending and Receiving frequency responses
  • Send loudness rating (SLR) and receive loudness rating (RLR)
  • Sidetone masking rating (STMR)
  • Distortion testing

Acoustic shock testinIn addition to these services, we provide noise emission testing aimed at ensuring the health and safety of end users of telecom equipment. We regularly test to ITU-T P.862 and ITU-T P.800, as well as a variety of industry and organizational standards. For handheld devices, we can also provide SAR testing to measure the effect of RF emissions on the human body.

The Element advantage

Our telecom equipment testing labs have years of experience testing products for domestic performance requirements and international certifications. We leverage our expertise to provide you with comprehensive testing for product safety, global approvals and product compliance

Element’s team of experts can assist in providing telecom acoustic testing that ensures safety and regulatory compliance, while helping you keep your project on time and on budget. As a single-source provider for telecoms testing, we can provide complementary services to round out qualification programs, including wireless testing, EMC testing, environmental testing, and more.

For more information about our telecom equipment services, or to speak to an expert, contact us today.

British Standards


Code of Federal Regulations

47 CFR Part 68 Clauses 68.316 & 68.317 + CS-03 Part 5

Communications Alliance

AS/CA S004


EN300 753 v1.2.1

European Telecommunications Standards Institute

TBR 10, TBR 38

International Standards Organization

ISO 7779

Positive Train Control

PTC 200, PTC 220

South African Standards

DPT-TE-001, DPT-SWS-001

Telecommunications Industry Association



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