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2 Year
$219.99
3 Year
$349.99
5 Year
$689.99
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Review Summary
Accidents happen. Protect your favorite Adorama products and purchase a protection plan to stay covered from accidental damage, mechanical or electrical failures, and more.
If we can’t fix it, we’ll replace it at no additional cost.
Protect your product from drops, spills, and more.
Enjoy your gear without fear. We have you covered!
When regular use of your product over time results in mechanical or electrical failure.
We will never charge you a deductible after the purchase of a plan.
Our claims process is simple & easy and our customer service team is happy to help.
Adorama Protect powered by Extend is available for purchase to customers in the United States. Not available for international or U.S. territories purchases. Plans on open box items do not cover pre-existing damage.
Adorama Protect plans are available for ABS clients. If you have any questions or require assistanse, please call 800-223-2500
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Black/Silver with silver legends on the front, white legends on the back
Standard 19" Rack, one EIA rack space high, 1/2 space wide
1-2 units can be mounted in a single rack space with optional RPK 005 (single) or RPK 006 (double) Rack Mount Kits
Desktop Style Transformer (TFP 062); Input: 100-240 VAC, 50/60 Hz. IEC Line Cord; Output: 24 VDC, 750 mA, 18W. 2.5mm ID center positive barrel connector
Push On/Push Off latching power button, backlit green indicates power ON, backlight off indicates power OFF, fading from bright to dark indicates Sleep Mode
Operating: 32 to 104 Degree F (0 to 40 Degree C)
Storage: -4 to 158 Degree F (-20 to 70 Degree C)
3.12" High Resolution OLED display with selections via buttons. Hosted Web page. Remote control and monitoring
RJ-45 on back of unit supports CAT 5e cable lengths up to 328 feet (100 meters); 10/100 Base-T IEEE 802.3 compliant, unique MAC address
FCC, RoHS3, WEEE, Industry Canada
72.1-75.9 MHz , 17 wideband channels (selectable)
+/- 2 ppm stability, 0-50 Degree C
+/- 75 kHz maximum
75 microsec
Does not exceed 80 mV/m at 3 m
ANT 005, ANT 021, ANT 024, or ANT 025
Up to 1000' (304m) with ANT 005 coaxial antenna mounted on rear chassis connector
(1x) 10-32 stud connector in center of unit (pcb mounted)
(1x) F-connector on rear chassis
1 Green LED On Air Indicator
Full, Medium, Low or OFF indiacted by menu icon.
30 min. duration, 4 hr. duration, or Always On selected via menu. Starts when audio is below -18 dB level with no button pressed for selected duration
DSP based
Compression: 1:1, 1.5:1 or 2:1
High-pass and Low-pass Filter Frequency control
31-16000 Hz, +/-3 dB (re: 1 kHz, +/-3 dB) ("Music" Audio Preset)
67 dB (typical) Transmited RF
Less than 0.25% @ 1 kHz (RF output)
Greater than 57 dB @ 1 kHz, Mic or Line
(1x) Combination 3-pin XLR, 1/4" (TRS) jack for balanced or unbalanced line level, or balanced or unbalanced microphone with selectable phantom power
In menu, adjustable to 0 to -50 dB, in 1dB steps
14.4 VDC applied through 2.2 kOhms resistors to analog combo jack: Pin 2 and Pin 3 on XLR jack, or tip and ring on 1/4" TRS jack
10-LED array that reads -18 to +9 dB at 3 dB intervals. 7 Green, 2 Amber, and 1 red LED. Green LEDs indicate normal operating audio level peaks, Amber LEDS indicate close to overload peaks, Red LED indicates overload peaks
1/4" TRS stereo jack, mono signal, 14.85 mW at +9dB, maximum in 33 O (level adjustable in menu 0 to -40 dB in 2 dB steps)
RCA jack (black), -10 dBV (.32 VRMS)
Output impedance 100 Ohms at +9dB
Nominal (1st Amber LED): -55 dBV (1.7 mV RMS)
Overload Warning (Displayed on Screen): -15 dBV (180 mV RMS)
Absolute Max. Rating: +20 dBV (10.0 V RMS)
Nominal (1st Amber LED): -25 dBV (55 mV RMS)
Overload Warning (Displayed on Screen): +16 dBV (6.3 V RMS)
Absolute Max. Rating: +20 dBV (10.0 V RMS)
8.45 x 8.25 x 1.72" (21.5 x 21 x 4.4cm)
3.2 lb (1.45kg)
Black/Silver. Black ABS Plastic case with Aluminum faceplate
2 AA Alkaline or 2 AA NiMH Rechargeable
2 AA non-rechargeable alkaline batteries (BAT 001-2), approx. 50 hrs.
2 AA rechargeable NiMH batteries (BAT 026-2), 1500mAh, approx. 32 hrs.
52 mA nominal
32 - 122 Degree F (0 to 50 Degree C)
17 Wideband, accessed via menu
72.1, 72.2, 72.3, 72.4, 72.5, 72.6, 72.7, 72.8, 72.9, 74.7, 75.3, 75.4, 75.5, 75.6, 75.7, 75.8, 75.9 MHz
75 kHz
75 microS
1" OLED
Power button, backlit green. Good battery strength - glows solid. Low battery -flashes
2 microV at 12 dB Sinad with squelch defeated
100 mV
200 Hz - 15 kHz, +/-3dB
FM, +/- 75 kHz peak deviation
Minimum 65 dB @ 1.0V
Integral with earphone/headphone cord
35 mW max at 16 O
3.5mm stereo jack, mono output for stereo or mono earphones/headphones
Stereo,earbud-type with foam cushion, 3.5 mm plug, 32 O
Enters sleep mode after approximately 3 minutes of no RF signal
FCC, Industry Canada, RoHS, WEEE
4.1 x 2.85 x 1.38" (104 x 72 x 35mm)
4.6 oz (130g) (With batteries)
2.6 oz (73g) (Without batteries)
Around-ear speaker
3.5mm mono
39" (99.06cm)
23mm
32O
20 - 20 kHz
30 mW
118 dB @ 1kHz
0.5 oz (15g)
Black
18.5" (46.9cm)
NKL 001: 3.5mm mono plug
8-16 Ohms
500 mW max
25 mW input at 1000 Hz produces 1.7 A/m 6" above the center of loop
85microW input produces 0.1 A/m (IEC Standard)
RoHS, WEEE
1.5 oz (42.5g)
10.37 x 6.25 x 0.13" (26.3 x 15.8 x 0.31cm)
Experience the pinnacle of assistive listening technology with the FM 558 FM Plus Large Area Dual FM and Wi-Fi Assistive Listening System. This advanced system seamlessly integrates the professional WaveCAST Wi-Fi audio server technology with a robust Williams Sound FM assistive listening system, offering unparalleled flexibility and exceptional audio quality. Built on a professional digital audio (DSP) platform, the FM Plus caters to both individuals who prefer using their own smartphones via the WaveCAST Listening App and those who opt for a traditional assistive listening experience with a dedicated FM receiver and headset.
The FM T55 Transmitter is the heart of this innovative system, supporting both iOS and Android WaveCAST Apps, in addition to all current and legacy Williams Sound FM Receivers operating on the 72-76 MHz bandwidth. With its user-friendly interface, listeners can effortlessly select their desired channel and adjust the volume level once connected to the Wi-Fi network. The transmitter boasts an intuitive front panel interface and a hosted web interface for easy configuration, ensuring a seamless setup process.
The PPA R38N Receiver is a testament to high-quality, durable design, featuring a high-resolution OLED screen for a clear view of receiver status and user settings. With on-screen channel selection and access to 17 pre-set, wideband frequencies, this receiver ensures digitally synthesized audio clarity and stability. The digital tuning, digital squelch, and battery-saving sleep mode make it a reliable choice for extended use. Additionally, the new stereo jack, paired with the traditional mono jack, expands compatibility with a variety of earphones and headphones.
Enhance your listening experience with the EAR 022 Surround Earphone, designed to hang on the outside of the ear, delivering excellent sound quality. Compatible with all Williams Sound Receivers and Pocketalkers, these earphones have been rigorously tested for quality, reliability, and compatibility.
For users with T-Coil-equipped hearing aids, the NKL 001 Neckloop offers an optimal solution. This neckloop is engineered to magnetically couple the audio output from a Williams Sound unit into the hearing aid, ensuring a clear and amplified sound. The integrated safety breakaway feature adds an extra layer of security, disconnecting the neckloop in case it becomes entangled, providing peace of mind for the user.
Lastly, the IDP 008 ADA Wall Plaque is a professional and refined touch to any venue, signaling the availability of a hearing assistance system. This self-adhesive, easy-to-see wall plaque is perfect for theaters, auditoriums, and other public spaces, ensuring patrons are aware of the assistive listening options at their disposal.
The FM 558 FM Plus Large Area Dual FM and Wi-Fi Assistive Listening System is the ultimate choice for venues seeking to offer an inclusive audio experience without having to choose between FM or Wi-Fi assistive listening systems. It's a user-friendly, versatile solution that caters to the diverse needs of individuals with hearing impairments in large areas.