HamiltonBuhl ALS700 Assistive Listening System and Accessories

FREE Shipping!

Extended Warranty Available!

6-Person Assisted Listening System that easily separates background noise from your message!

Availability: Available For Order

Image SKU Product Name Price Qty
KALHEAR HamiltonBuhl ALS700 Assistive Listening System

Regular Price: $399.00

Special Price: $249.77

KALHEART Additional Transmitter for ALS700
KALHEARR Additional Receiver for ALS700
KALHBUD Additional Earbuds for ALS700
KALHS Additional Mono Headset for ALS700
WARRADD1A Additional 1 Year Warranty on KALHEAR
EXTAUD4F 4 Years Additional Warranty - Audio
HamiltonBuhl ALS700 Assistive Listening System and Accessories

More Views


The HamiltonBuhl ALS700 makes spreading the word easier!

These receivers will easily achieve a desirable volume without any difficulty and will provide you with the extra amplification for all of your services. Each individual transmitter can serve an unlimited number of receivers within a 150-foot range. Selectable frequency transmitter and receivers allows you to use two different transmitters to convey two different messages in the same room - great for delivering both translation and listening support at the same time!


Additional Information


Each ALS700 System includes:

  • 1 - Transmitter
  • 6 - Receivers
  • 6 - Earbuds (on-ear headphones are available with ALSH700 System)
  • 18 - AAABatteries
  • 1 - Storage/Carrying Case
  • Includes a 1 Year Manufacturer's Warranty
Technical Specifications

Overall System Performance

Frequency Response 100Hz - 8KHz 
Signal to Noise Ratio  41dB
Total Harmonic Distortion   <0.5%
RF Carrier Frequencies Channel 1: 75.5MHz
Channel 2: 75.9MHz 
Frequency Stability >0.005%
Modulation FM ± 75KHz max.  
Operating Range Up to 150 feet line of sight 


Mic Input Connector: 1/4" Phone jack
Impedance: Unbalanced
Line Input Connector: 1/4" Phone jack
Impedance: 100K unbalanced
Antenna Permanently mounted, telescoping 
Power Output 13dBm
Power Requirements    5V DC, regulated @ 200mA
Adapter included
Dimensions 9" x 6.07 x 1.97" 


Audio Output  100mW
Connectors 3.5mm jack for earphone output
Earphones Mono earbuds
Antenna Integral with earphone cord
Sensitivity 3uV for 12dB with squelch defeated
Squelches at 10uV for min. 50dB S/N ratio 
Mute Threshold  5 - 8uV
Power Requirements      Three (3) 1.5V AAA size batteries

Includes a 1 Year Manufacturer's Warranty


2.54" x 1,32" x 3.92"