Classroom Audio Case Studies

How schools and integrators put infrared classroom audio to work — room by room, campus by campus.

Reference Deployments

Each project starts with the room, not the product. These deployments show how classroom size, teaching style and existing AV equipment determine the system, speaker layout and microphone format we recommend.

School names are withheld at the request of our customers. Regions, room counts and configurations reflect delivered projects.

Primary School Classroom Soundfield RolloutAsia Pacific
Jiangsu, China2025

Primary School Classroom Soundfield Rollout

A municipal primary school replaced portable voice amplifiers with infrared soundfield systems across 48 classrooms, giving every room consistent speech coverage without frequency coordination.

International School Hybrid-Learning AudioAsia Pacific
Shanghai, China2026

International School Hybrid-Learning Audio

An international school standardised classroom audio for hybrid lessons, using the DW-3315’s built-in digital sound card to feed video-conference platforms without external audio interfaces.

Teacher Training College Lecture HallsAsia Pacific
Guangdong, China2024

Teacher Training College Lecture Halls

Twelve lecture halls at a teacher training college were equipped with infrared handheld microphones and separate receiver/amplifier racks, replacing unreliable RF systems.

K–12 District Classroom Audio RefreshNorth America
Texas, United States2025

K–12 District Classroom Audio Refresh

A K–12 district replaced aging RF classroom audio across six schools in a three-phase refresh, moving to infrared to eliminate campus-wide frequency planning.

Language Lab Soundfield InstallationEurope
North Rhine-Westphalia, Germany2024

Language Lab Soundfield Installation

Eighteen language labs were fitted with infrared soundfield systems so teachers could play listening material and speak to the class without raising their voices.

Vocational College Training RoomsAsia Pacific
Victoria, Australia2026

Vocational College Training Rooms

A vocational college equipped 24 training rooms with infrared soundfield systems and portable microphones for instructors moving between workshop benches.

Secondary School STEM Laboratory AudioEurope
Greater Manchester, United Kingdom2025

Secondary School STEM Laboratory Audio

Twenty science and design technology labs received column-array soundfield systems with pendant microphones, so teachers could give safety instructions while moving between benches and equipment.

University Active-Learning Classroom ConversionEurope
Utrecht, Netherlands2025

University Active-Learning Classroom Conversion

Forty traditional lecture rooms were converted to active-learning layouts where students work in groups — each room needed a microphone students could pass around plus a clean feed to the recording system.

Hearing Support Unit Classroom AudioEurope
Gothenburg, Sweden2024

Hearing Support Unit Classroom Audio

A municipal primary school with an integrated hearing support unit equipped 30 rooms with infrared soundfield systems, giving students with hearing aids and cochlear implants a consistent signal above classroom noise.

Middle School Campus-Wide Broadcast and Assembly AudioNorth America
California, United States2025

Middle School Campus-Wide Broadcast and Assembly Audio

A middle school rebuilt its campus paging and assembly audio around a single infrared receiver and amplifier, covering the gymnasium, theatre and six outdoor gathering zones from one control position.

Interactive Flat Panel Classroom Audio RetrofitMiddle East
Abu Dhabi, United Arab Emirates2026

Interactive Flat Panel Classroom Audio Retrofit

Sixty classrooms fitted with interactive flat panels had audio that was too quiet for the room. A classroom kit connected the panel’s audio output to wall speakers and added a wireless teacher microphone.

Corporate Training Centre Multi-Room AudioAsia Pacific
Singapore2025

Corporate Training Centre Multi-Room Audio

A corporate learning centre standardised 22 divisible training rooms on infrared kits, so a session can expand into an adjacent room without a new frequency plan or a technician on site.

Music Department Vocal and Ensemble RoomsEurope
Bologna, Italy2024

Music Department Vocal and Ensemble Rooms

A conservatory’s teaching rooms needed clean vocal reinforcement for ensemble coaching without colouring the sound — a compact infrared microphone system and monitor speakers replaced domestic hi-fi equipment.

Nursing School Simulation Laboratory AudioNorth America
Ontario, Canada2026

Nursing School Simulation Laboratory Audio

Twelve nursing simulation labs needed instructors to be heard clearly over patient simulators and equipment alarms while remaining hands-free for clinical demonstration.

Government Training Institute Auditorium and ClassroomsMiddle East
Riyadh, Saudi Arabia2025

Government Training Institute Auditorium and Classrooms

A government training institute equipped an auditorium and 18 classrooms with all-in-one infrared active speaker systems, avoiding a separate amplifier rack in every room.

Municipal Primary School Phased Soundfield ExpansionLatin America
Paraná, Brazil2024

Municipal Primary School Phased Soundfield Expansion

A municipal education department expanded classroom audio from a 12-room pilot to 90 classrooms over two years, using a kit-based design that local electricians could install without AV specialists.

College Lecture Capture Audio StandardisationEurope
Dublin, Ireland2025

College Lecture Capture Audio Standardisation

A college standardised lecture capture audio across 14 theatres of different ages, replacing per-room ad-hoc microphone setups with one infrared-plus-USB design.

Sports Hall and Assembly Portable ReinforcementAsia Pacific
Auckland, New Zealand2026

Sports Hall and Assembly Portable Reinforcement

Six sports halls and covered courts needed speech reinforcement that could be moved between venues and set up by coaches, not AV technicians.

Charter School Network Audio StandardisationNorth America
Arizona, United States2026

Charter School Network Audio Standardisation

A charter network opening five campuses in three years adopted one classroom audio specification across all sites, procuring kits centrally and installing them with the school’s own facilities team.

Kindergarten and Early Years Classroom AudioEurope
Tampere, Finland2025

Kindergarten and Early Years Classroom Audio

Twenty-six early-years rooms were equipped with low-level soundfield reinforcement so staff could speak calmly to children across activity zones without raising their voices.

Planning a classroom audio project?

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