With internal dimensions of 894mm wide x 948mm deep x 2000mm high, the 350 Maxi is an oversized version of IAC’s best selling Booth—the 250 Series Mini Sound Shelter.
The 350 Series Maxi Sound Shelter is the ideal environment to carry out hearing screening tests, whether it is at a healthcare practice or annual employee evaluation testing for industry.
The main features and benefits of the 350 Series Maxi Sound Shelter are:

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 Single Occupancy Audiometric Screening Booth

The 350 Series Maxi Sound Shelter provides a controlled acoustic environment in which hearing evaluation can be undertaken efficiently and at low cost, whilst complying with ISO 8253-1:2010. Equipped with its own ventilation system, lighting, and jack panel (for connection to an audiometer) it is
ready to use within hours of delivery.
IAC 53 mm thick Noishield™ panels – plain galvanized steel exterior surfaces and perforated galvanized steel interior surfaces.
One 894 mm wide x 2000 mm high (clear opening) IAC Noise-Lock® door. For complete safety and effective acoustic control, self-aligning magnetic compression seals are mounted on the top, bottom and sides of the door leaf.
The door can be supplied with either a right or left-hand opening.
One double glazed unit comprises 6 mm thick safety glass fitted in aluminium frames; clear view 750 mm high x 600 mm wide. The lower portion of the window has a frosted section.
Ceiling panel contains a 12 volt IAC TranquilAire™ all-in-one silenced ventilation system.
Jack Panel
Completely pre-wired, flush-mounted jack panel consists of nine 6 mm 3 pole sockets & one USB connection.
LED maintenance-free, ceiling recessed light, 12 volts.
A 3000 mm long drop cord complete with mains/12 volt transformer is provided for connection to a 220/240 V mains powerpoint.
Paint Finish
White polyester powder paint, RAL 9010 matt. Exterior and interior.
Booth is supplied in kit form, finish decorated and ready for assembly. Concise instructions are included or alternatively, IAC personnel can undertake the assembly.
Foam-backed carpet, colour Black.


W (mm) D (mm)H (mm)
1000 1069 2253
894 948 2000


To comply with the ISO Standard BS EN ISO 8253-1:2010* the appropriate permissible background / external noise level is no greater than 57 dB (at 500 Hz) assuming a noise barrier headset (audio cups) is used.
If a higher degree of noise reduction is required, please contact IAC Acoustics.
*ISO 8253-1:2010 supersedes and replaces EN 26189/ISO 6189/BS 6655, which have been withdrawn.
Optional Equipment
(Additional costs apply)
Anti-vibration mounts
Alternative wired jack panels
Alternative paint colours

Mini audiometric booth 350 by IAC Thailand

Contact us for more info or for a quotation.