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Specification
Amperage : 2 amps
BatteriesIncluded : 1
BatteriesRequired : 1
Brand : Williams AV
BulletPoint1 : Includes: (1) FM T55 Transmitter, (4) PPA R37N Receivers, (4) EAR 022 Surround Earphones, (2) NKL 001 Neckloops, (2) BAT KT6 Two-bay Chargers and Rechargeable Batteries, (1) ANT 005 Remote Coaxial Antenna, (1) IDP 008 ADA Wall Plaque and (1) RPK 005 Rack Panel Kit
BulletPoint2 : Operating Frequencies: 72.1-75.9MHz , 17 wideband channels (selectable)
BulletPoint3 : Total Harmonic Distortion: Less than 0.25% @ 1kHz (RF output)
BulletPoint4 : Rack Mount: Standard 19" Rack, one EIA rack space high, 1/2 space wide
BulletPoint5 : Ethernet: RJ-45, 10/100 Base-T IEEE 802.3 compliant, unique MAC address
CompatibleDevices : Cellular Phones
CompatiblePhoneModels : Phone 14,14 Pro Max,14 Pro,iPhone 14 Plus,iPhone 13, iPhone 13 Pro Max, iPhone 13 Pro, iPhone 13 Mini, iPhone 12, iPhone 12 Pro Max, iPhone 12 Mini, iPhone 12 Pro, iPhone 11, iPhone 11 Pro Max, iPhone 11 Pro, iPhone X/XS/ XS Max, iPhone XR, iPhone 8/ 8 Plus(with your usb-c to lightning cable -not included)
CompatiblePhoneModels1 : Samsung Galaxy S7 Edge/S7/S6 Edge/S6/S5/S4/S3/S2,Note 6/Note 5/Note 4/Note 3
CompatiblePhoneModels2 : Samsung J3 (2018/2017/2016/2015)/J3V/J3 prime/J3 star/J3 orbit/J3 luna pro/J3 emerge/J3 eclipse/j3 mission
CompatiblePhoneModels3 : Samsung C8/J8/J6/J5/J4/J2/J7 (2018/2017/2016/2015)/J7v/J7 prime/J7 star/J7 crown/j7 refine/j7 sky pro
ConnectivityTechnology : Ethernet
ConnectorType : USB Type C
ControlMethod : remote
CurrentRating : 1 amps
DataLinkProtocol1 : Bluetooth
DataLinkProtocol2 : IEEE 802.11n
DataLinkProtocol3 : IEEE 802.11g
DataLinkProtocol4 : IEEE 802.11ac
DataTransferRate : 433 megabits_per_second
ExternallyAssignedProductIdentifier1 : 013803271676
ExternallyAssignedProductIdentifier2 : 0013803271676
ExternallyAssignedProductIdentifier3 : 00013803271676
FrequencyRange : 100V-240V
HardwareInterface : bluetooth
IncludedComponents : wall charger and cable
IncludedComponents1 : Canon Wireless File Transmitter WFT-E8A
IncludedComponents2 : Case
IncludedComponents3 : Connector Cover
IncludedComponents4 : Instruction Manual CD
IncludedComponents5 : Regulation Leaflet
IncludedComponents6 : Warranty Card
InputVoltage : 240 volts
IsPortable : 1
ItemName : Williams AV FM 557 PRO Large-Area Dual FM Plus Assistive Listening Systems with FM T55 Transmitter, (4) PPA R37N Receivers, (4) EAR 022 Earphones, (2) NKL 001 Neckloops
ItemPackageDimensions_Height : 36.195 centimeters
ItemPackageDimensions_Length : 21.844 centimeters
ItemPackageDimensions_Width : 29.21 centimeters
ItemPackageQuantity : 1
ItemShape : Round
ItemTypeKeyword : mp3-player-radio-transmitters
Manufacturer : Williams AV
ModelName : 1173C001
ModelNumber : FM 557 PRO
MountingType : Wall Mount
NumberOfItems : 4
NumberOfLithiumIonCells : 1
NumberOfPorts : 1
NumberOfPowerLevels : 1
OutputCurrent : 1500 milliamps
OutputVoltage : 5 volts
PartNumber : FM 557 PRO
PowerSourceType : Corded Electric
ProductDescription :

Williams AV FM 557 PRO Large-Area Dual FM Plus Assistive Listening Systems with FM T55 Transmitter, (4) PPA R37N Receivers, (4) EAR 022 Earphones, (2) NKL 001 Neckloops

Key Features

• Includes: (1) FM T55 Transmitter, (4) PPA R37N Receivers, (4) EAR 022 Surround Earphones, (2) NKL 001 Neckloops, (2) BAT KT6 Two-bay Chargers and Rechargeable Batteries, (1) ANT 005 Remote Coaxial Antenna, (1) IDP 008 ADA Wall Plaque and (1) RPK 005 Rack Panel Kit

SPECIFICATIONS

FM T55 Transmitter:

• Operating Frequencies: 72.1-75.9MHz , 17 wideband channels (selectable)
• Frequency Accuracy: ±2 ppm stability
• Deviation: ±75kHz maximum
• Pre-Emphasis: 75 microsec
• Frequency Response: 31-16000Hz, ±3 dB
• Signal-to-Noise Ratio: 67dB Transmited RF
• Total Harmonic Distortion: Less than 0.25% @ 1kHz (RF output)
• Common Mode Rejection: 57dB @ 1kHz, Mic or Line
• Rack Mount: Standard 19" Rack, one EIA rack space high, 1/2 space wide
• Ethernet: RJ-45, 10/100 Base-T IEEE 802.3 compliant, unique MAC address
• Weight: 3.2 lbs

PPA R37N Receiver:

• Channels: 17, accessed via seek button in battery compartment
• FM Deviation: 75kHz
• De-Emphasis: 75µS
• Sensitivity: 2µV at 12dB Sinad with squelch defeated
• Input Overload: 100mV
• Frequency Response: 200–15kHz
• Modulation: FM, +/- 75kHz peak deviation
• Signal-to-Noise Ratio: 65dB min @ 100uV
• Receive Antenna: Integral with earphone/headphone cord
• Audio Output: 35 mW, peak into 16 ohms
• Weight: 4.6oz

EAR 022 Earphones:

• Plug: 3.5mm mono
• Driver Size: 23mm
• Nominal Impedance: 32Ω
• Freq. Response: 20-20kHz
• Max Power Input: 30mW
• Sensitivity: 118dB @ 1kHz
• Weight: 15g

ProductSiteLaunchDate : 2019-10-02T00:00:00.000-07:00
Reusability : Rechargeable
Size : Large
SpecificationMet : UL
SpecificationMet1 : UL
SpecificationMet2 : CE
SpecificationMet3 : FCC
StreetDate : 2016-04-25T00:00:01Z
Style : Modern
SupplierDeclaredDgHzRegulation : unknown
TotalUsbPorts : 1
UnitCount : 1
WarrantyDescription : 1 year manufacturer
Wattage : 10 watts