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TGS PRO Single-channel and Multi-channel FM Systems
for Tour Guide, Language Interpretation and Hearing Assistance Applications

The TGS PRO 737 single-channel and TGS PRO 738 multi-channel hearing assistance, tour guide and language interpretation systems from Williams Sound help audiences with hearing difficulties overcome background noise and distance from the speaker. TGS PRO systems are designed to meet the ADA accessibility requirements for hearing assistance, and come with a Lifetime Plus Limited Warranty.

Williams Sound TGS PRO 737 and 738 custom packages

TGS PRO Accessories and Replacement Parts

Transmitters +

Free shipping Continental US for orders over $150

For RFQ call 888.736.6005 or email rfq.centrumsound.com

PPA T46 16-channel receiver transmitter

PPA T46   Digital display transmitter w/WCA Audio cable and alkaline batteries
Qty: Price: $644

PPA T36 Discontined beltpack transmitter

PPA T36 Beltpack transmitter Discontinued

PPA Receivers +


Free shipping Continental US for orders over $150



Williams Sound single-channel receiver

PPA R37N Select FM receiver (no accessories included)
Qty: Price: $114

Williams Sound single-channel receiver w/Surround Earphone

FM R37 Select FM receiver with EAR 022 surround earphone & AA batteries
Qty: Price: $144

Williams Sound single-channel receiver w/earbud

PPA R37 Select FM receiver with EAR 013 single earbud & AA batteries
Qty: Price: $144

Williams Sound single-channel receiver w/headphone

PPA R37-HD Select FM receiver with HED 021 headphones & AA batteries
Qty: Price: $144

Williams Sound 20-pack receiver bundle

PPA R37-20 Select FM 20-pack receiver bundle
includes EAR-022 surround earphones and BAT 001-2 Alkaline batteries
Qty: Price: $2,764

8-channel wideband receiver with rotary channel selector

PPA R37-8N 8-channel receiver w/rotary channel selector (continuous rotation)
Qty: Price: $179

PPA R38N Multi-channel receiver transmitter

PPA R38N Digital display multi-channel receiver (17 channels - stereo plug)
Qty: Price: $179

Williams Sound single-channel receiver w/Surround Earphone

FM R38 Digital display receiver with EAR 022 surround earphone & AA batteries
Qty: Price: $185

Lanyard for PPA transmitters and receivers

RCS 004 Lanyard for PPA transmitters and receivers (replaces standard belt-clip)
Qty: Price: $8

Conventional Mics


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MIC 100 Headset microphone

MIC 100 Headset microphone with 3.5 mm plug.
Qty: Price: $155

MIC 094 Headset microphone with XLR plug

MIC 094 Headset microphone with XLR plug (use with PPA T35 and PPA T45)
Qty: Price: $194

MIC 054 Directional lapel microphone

MIC 054 Directional Lapel Microphone with 3.5 mm plug.
Qty: Price: $100

MIC 090 Omni-directional lapel microphone

MIC 090 Omnidirectional Lapel Microphone with 3.5 mm plug.
Qty: Price: $105

Williams Sound MIC 049 conference microphone

MIC 049 Conference Microphone with 3.5 mm plug.
Qty: Price: $120 (discontinued - use MIC 149)

Williams Sound MIC 149 conference microphone

MIC 149 Conference Microphone with 3.5 mm plug.
Qty: Price: $165

MIC 014 Plug mount microphone

MIC 014-R Plug mount microphone with 3.5 mm plug.
Qty: Price: $51

MIC 014 Plug mount microphone

MIC 027 Handheld shotgun microphone with 3.5 mm plug.
Qty: Price: $145

Wind screen for MIC 100 Headset microphone

WND 009 Wind Screen for MIC 100, MIC 094 and MIC 096 headset microphones.
Qty: Price: $9


Headphones +


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Williams Sound HED 021 Deluxe Folding Headphone

HED 021 Deluxe Folding Headphone, mono plug
Qty: Price: $24

Williams Sound HED 021 Deluxe Folding Headphone

HED 024 Deluxe Folding Headphone, stereo plug
Qty: Price: $24

Williams Soun HED 026 Rear-Wear Headphone

HED 026 Rear-Wear Headphone, mono plug
Qty: Price: $28

Williams Soun HED 026 Rear-Wear Headphone

HED 036 Rear-Wear Headphone, stereo plug
Qty: Price: $28

Heavy-Duty Headphone

HED 027 Heavy-Duty Folding Headphone
Qty: Price: $28

25 dB Isolation Headphone

EX25 Plus Extreme Isolation Headphone - 25 dB NRR   Click for Specifications
Qty: Price: 120   Third party vendor - Made in USA

Extreme Isolation Headphone

EX29 PLUS Extreme Isolation Headphone - 29 dB NRR   Click for Specifications
Qty: Price: $150   Third party vendor - Made in USA

Williams Sound HED 040 Hearing Protector Headphone

HED 040 Hearing Protector Headphone - 24 dB NRR
Qty: Price: $280

Hearing Protector Headphone

HED 008 Hearing Protector Headphone - 20 dB NRR
Qty: Price: $40 Limited quantities left - call for availability

Earphones/Neckloops


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Monaural Earbud

EAR 013 Monaural Earbud w/3.5 mm mono plug
Qty: Price: $23

Binaural Earbud

EAR 014 Binaural Earbud w/3.5 mm mono plug
Qty: Price: $26

Surround Earphone

EAR 022 Surround Earphone (cleans with alcohol wipes)
Qty: Price: $24

Williams Sound EAR 041 single isolation earphone

EAR 041 Single Isolation Earphone w/3.5 m mono plug
Qty: Price: $28

Williams Sound EAR 042 dual isolation earphones

EAR 042 Dual Isolation Earphones w/3.5 mm stereo plug
Qty: Price: $31

Williams Sound EAR 008 wide range earphone

EAR 008 Wide Range Swivel Earphone
Qty: Price: $25

Williams Sound NKL 001 NeckloopWilliams Sound Neckloop

NKL 001 Neckloop. Induction interface for T-coil hearing aids.   Get User Guide.
Qty: Price: $68

Williams Sound ADA compliant wall plaque

IDP 008 ADA Compliant Wall Plaque
Qty: Price: $23

Replacement Pads


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Replacement earpads

EAR 015-10 Replacement Ear Pads for EAR 013/014 (10-pack)
Qty: Price: $10

Replacement earpads

EAR 015-100 Replacement Ear Pads for EAR 013/014 (100-pack)
Qty: Price: $72

Replacement earpads

EAR 043 Replacement Ear Tips for EAR 041/042 (pair)
Qty: Price: $5

Replacement ear pad for EAR 008 wide range earphone

EAR 010 Replacement Ear Pad for EAR 008
Qty: Price: $4

Replacement earpads

HED 023 Replacement Ear Pads for HED 021/024/026 (One pair)
Qty: Price: $7

Replacement earpads

HED 023-100 Replacement Ear Pads for HED 021/024/026, 100-pack (50 pairs)
Qty: Price: $105

Replacement earpads

EAR 035 Replacement Ear Pads for HED 027/MIC 044/044 2P (One pair)
Qty: Price: $6

Sanitary replacement earpads

EAR 045-100BK Sanitary headphone covers, black - fits HED 021/024/026/027, 100-pack
Qty: Price: $84

Sanitary replacement earpads

EAR 045-100 Sanitary headphone covers, white - fits HED 021/024/026/027, 100-pack
Qty: Price: $84

Sanitary replacement earpads

EAR 055-100 Sanitary headphone covers, black - fits HED 008, MIC 057/058/068, RX15-2 100-pack
Qty: Price: $85

Sanitary cover for MIC-014, 044, 144 microphone

WND 012 Sanitary cover for MIC-014, MIC-044, MIC-144 microphone, 100 pack
Qty: Price: $105


Power +


Free shipping Continental US for orders over $100



1.5 Volt AA Battery, Alkaline

BAT 001-2 AA size Alkaline battery (2-pack)
Qty: Price: $7

Rechargeable AA Battery, NiMH

BAT 026-2 AA size rechargeable battery, NiMH 1500 mAh (2-pack)
Qty: Price: $18

Williams Sound 12-Bay drop-in charger for PPA Transmitters and receivers

CHG 3512 12-Bay Drop-in Charger
Qty: Price: $670

Two-unit drop-in charger kit for PPA T36 transmitters

CHG 3512-PRO 12-Bay Drop-in charger with carry case
Qty: Price: $820

Williams Sound two-unit drop-in charger kit for PPA transmitters and receivers

BAT KT6 2-Bay drop in charger kit w/ CHG 3502 & (2) AA Bat 026-2 batteries.
Qty: Price: $115

Two-unit drop-in charger kit for PPA T36 transmitters

CHG 3502 2-Bay drop-in charger
Qty: Price: $89

Carry Cases


Free shipping Continental US for orders over $100



Mini carry case

CCS 029 Mini carry case (12x10x5 in.)
Qty: Price: $155

Customizable carry case

CCS 056 Carry case, no foam insert
Qty: Price: $285

15-Slot carry case

CCS 056 S Carry Case with 15 slot foam insert for body-pack transmitters and receivers.
Qty: Price: $330

26-Slot carry case

CCS 056 26 Carry Case with 26 slot foam insert for body-pack transmitters and receivers.
Qty: Price: $330

35-Slot  carry case

CCS 056 35 Carry Case with 35 slot foam insert for body-pack transmitters and receivers
Qty: Price: $330

Unit heavy-duty carry case w/plug foam

CCS 042 Heavy duty carry case with plug foam
Qty: Price: $435

Personal FM carry case

CCS 043 Carry case for personal FM system
Qty: Price: $68

120 slot heavy-duty DLT carry case120 Slot heavy-duty carry case

CCS 053 Heavy duty carry case with wheels and (2) 60-slot foam inserts. Compatible with all Williams Sound body-pack transmitters and receivers including Digi-Wave with silicon skins or belt-clip cases.
Qty: Price: $915

60 Slot Unit heavy-duty DLT carry case60 Slot heavy-duty carry case

CCS 054 Heavy duty carry case with wheels and and (1) 60-slot foam insert and (1) open-bay foam insert. Compatible with all Williams Sound body-pack transmitters and receivers including Digi-Wave with silicon skins or belt-clip cases.
Qty: Price: $960

For RFQ call 888.736.6005 or email rfq.centrumsound.com


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