WILLIAMS AV FM 558-24 PRO Plus Large-area Dual FM and Wi-Fi Assistive Listening System with 24 FM R38 Receivers FM 558-24 PRO FM 558-24 PRO FM 558-24 PRO FM 558-24 PRO FM 558-24 PRO

The groundbreaking WILLIAMS AV FM 558-24 FM Plus Large-area Dual FM and Wi-Fi assistive listening system with 24 FM R38 receivers. Features coaxial cable and rack panel kit for professional installation. provides the industry-first choice of using traditional FM receivers or using personal electronic devices over Wi-Fi for hearing assistance. Along with this flexibility comes exceptional audio quality, as the FM + is built on a professional digital audio (DSP) platform.

The new FM + is designed to support those who want to use their own smartphones and headphones for a more discreet assistive listening experience. Simplicity is also available for those who want a more traditional assistive listening system with a dedicated FM receiver and headset. Venues no longer need to choose between providing FM or Wi-Fi assistive listening systems. FM + supports the iOS and Android WaveCAST Apps and the Wi-Fi Receiver-- in addition to all of the current and legacy Williams Sound FM receivers operating on the 72-76 MHz bandwidth.

Developed for hearing assistance in public venues, the FM + includes a complete audio processor optimized for the needs of hearing impaired people and are easily integrated with an existing sound system, or used with a microphone as a stand-alone system.

Features:

• Seek-button access to all 17 wideband frequencies in the 72-76 MHz bandwidth
• Channel-lock capability
• Battery-saving sleep mode
• Low-battery indicator
• Field tunable

Specifications:

• ant 005
• Use with: PPA T45,PPA T45NET, PPA T27 Transmitters
• Connector type: F-connector
• Cable type: RG 59 coax
• Nominal Impedance: 75 Ohm
• Total Cable Length: 22 ft
• Active Antenna Length: 80 in
  chg 3512
• Size: 9.5"L x 7.4"W x 1.7"H (24.1 cm L x 18.8 cm W x 4.3 cm H)
• Weight: 1.2 lbs (.54 kg), excluding power supply
• Color: Black ABS
• Power Supply Input: 90 - 240 VAC input
• Power Supply: TFP 037 Switching AC adapter, 5 VDC - 4A output
• Charging Rate: 16 Hour Charge: 140 mA Pulse/Maintain: 140 mA Charging Time: 16 hours nominal
• Unit Capacity: 12 Units
• Indicators: Individual Charging Indicators: Red LEDs. LEDs blink when batteries are charged
• Warranty: 1 year (cables and power supply warrantied for 90 days)
• Approvals: CE, WEEE, RoHS
  ear 022
• Style: Around-ear speaker
• Plug: 3.5mm mono
• Cord: 39"
• Driver Size: 23 mm
• Nominal Impedance: 32?
• Freq. Response: 20 - 20kHz
• Weight: 15g
• Max Power Input: 30 mW
• Sensitivity: 118 dB @ 1kHz
  fm t55
• Dimensions: 8.45" W x 8.25" D x 1.72"H (21.5 cm x 21 cm x 4.4 cm)
• Weight Transmitter: 3.2 lbs (1.45 kg)
• Dante: Only available on FM T55 D
• Color: Black/Silver with silver legends on the front, white legends on the back
• Rack Moun: tSt&ard 19” Rack, one EIA rack space high, 1/2 space wide
• Power Supply: 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
• Temperature RangeOperating: +32° F to +122° F (0° C to 50° C); Storage: -4° F to +158° F (-20° C to 70° C)
• Ethernet: 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
  RF Section
• Operating Frequencies: 72.1-75.9 MHz , 17 wideb& channels (selectable)
• Frequency Accuracy: ± 2 ppm stability, 0-50°C
• Deviation: ± 75 kHz maximum
• Pre-Emphasis: 75 microsec
• RF?Field Strength: Does not exceed 80 mV/m at 3 m
• Compatible Antennas: ANT 005, ANT 021, ANT 024, or ANT 025
• Transmission Range: Up to 1000 ft (304 m) with ANT 005 coaxial antenna mounted on rear chassis connector
• RF Outputs: (1x) #10-32 stud connector in center of