HamiltonBuhl Assistive Listening System ALS700

$259.88 List Price: $512.99
You Save: $253.11
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HamiltonBuhl Assistive Listening System ALS700


Separate the sound that your audience wants to hear from the background noise, and deliver it at the right amplification level, directly into the individual’s ear.

The Hamilton Buhl ALS700 assistive listening system transmits crystal clear audio from the speakers transmitter, directly to the audiences receivers.
Individuals using the ALS700 receivers can adjust the volume and gain to their personal listening preferences, helping them hear clearly, without disrupting those around them.

A single ALS700 System transmitter can serve an unlimited number of receivers in a 150 foot range!
Fully ADA compliant, the ALS700 is the ideal assistive listening system for any environment: school, movie theater, house of worship, performance theater and more.

Note: Do not interchange with ALS600 AC Power Adapter


Overall System Performance

Frequency Response100Hz - 8KHz
Signal to Noise Ratio41dB
Total Harmonic Distortion<0.5%
RF Carrier FrequenciesChannel 1: 75.5MHz
Channel 2: 75.9MHz
Frequency Stability>0.005%
ModulationFM ± 75KHz max.
Operating RangeUp to 150 feet line of sight


Mic InputConnector: 1/4" Phone jack
Impedance: Unbalanced
Line InputConnector: 1/4" Phone jack
Impedance: 100K unbalanced
AntennaPermanently mounted, telescoping
Power Output13dBm
Power Requirements5V DC, regulated @ 200mA
Adapter included
Note: Do not interchange with ALS600 AC Power Adapter
Dimensions9" x 6.07 x 1.97"


Audio Output100mW
Connectors3.5mm jack for earphone output
EarphonesMono earbuds
AntennaIntegral with earphone cord
Sensitivity3uV for 12dB with squelch defeated
Squelches at 10uV for min. 50dB S/N ratio
Mute Threshold5 - 8uV
Power RequirementsThree (3) 1.5V AAA size batteries
Dimensions2.54" x 1,32" x 3.92"


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