A higher signal-to-noise ratio plus a higher frequency response of the F.M. signal work together to maximize the performance of neckloop systems, cochlear implants, or earphones.

Specifications:

• Frequency Response: 80 Hz to 10 kHz
  
• Harmonic Distortion: Less than 1% at 50% modulation
  
• Signal-to-Noise Ratio: Better than 80 dB A-weighted with narrow band Hi-fi companded Ch. 41-60
  
• Receiver Audio Input: 4 volts RMS into 50 ohms
  
• Modulation System: F.M. adaptive deviation with channel selection. 10 kHz companded Ch. 41-60; 5 kHz standard ch. 1-40
  
• Operating Radio Frequency: 57 synthesized channels in the 216-217 MHz LPRS band
  
• System Operating range: 200 feet typical, 500 feet under favorable conditions
  
• Battery life: Up to 40 hours with 9 volt alkaline,10 hours with rechargeable Ni-MH batteries
  
• Size and Weight: 1 1/16" x 2 ½" x 3 ¾"; M-218 and PR-216 (27 mm x 57mm x 83 mm) 4 ounces (110 grams)
  
• Construction: Multiple interfaced glass-epoxy P.C. boards, shock-mounted for impact resistant use in a thick-wall Cycoloy enclosure with aluminum front panel
  
• F.C.C. Compliance: Complies with Part 95 and Part 15 of F.C.C. rules
  

  System includes:

• M-216 wireless microphone transmitter

• CM-183 omni-directional lapel microphone
  
• Table-top microphone accessory (uses the CM-183 microphone)
  
• PR-216 personal receiver
  
• NTC-102 neck-loop transducor
  
• SM-N earphone assembly
  
• XLR patchcord (to plug into an existing professional PA system)
  
• External Antennae for extended transmission range and clearest signal
  
• NBC 9-2C battery charger
  
• Two Ni-MH rechargeable batteries
  
• CB-36 ST auxiliary input cable
  
• C-216 carrying case
  
• Transmitter Stand

One year manufacturer warranty.