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Sound World Solutions Personal Sound Amplifier

Product Option

Right Ear

$374.19 Each

Left Ear

$374.19 Each
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Sound World Solutions Personal Sound Amplifier offers completely customizable amplification to help user hear everything with crystal clarity. It also delivers superb sound quality and speech intelligibility for the sounds around the user, from their phone and for audio streaming. Another key feature that has been added is voice prompts, and the CS50+ is now multi-lingual. For all of the common settings on the device, the CS50+ offers voice prompts in choice of 4 languages. So instead of simply hearing beeps, user will hear a voice confirming such changes as "Volume Up", "Volume Down", "Connected", or "Battery Low".


Total: $374.19

Earn $11.23 in HPFY rewards


  • Sound World Solutions CS50+ Personal Sound Amplifier box includes:
    - CS50+
    - 2 rechargeable batteries
    - Charger kit: AC adapter, magnetic charger base, and micro USB cable
    - 3 different sized ear tips: small (attached to CS50+), medium, and large
    - Ear tip cleaning tool
    - Zippered carrying case
    User Guide
  • Comfortable Form, Discreet Design:
    - Easily adjusts for personal fit
    - Slim style for over-the-ear placement
    - Bluetooth device appearance
  • Superior Performance Wherever You Go:
    - Everyday mode personalized for you
    - Restaurant mode for noisy conditions
    - Entertainment mode for music, movies, and theater experiences
  • Ready to Use:
    - No need to use a Smartphone
    - Control presets, volume and environments
    - Directional microphones
    - Voice prompts
  • Bluetooth Ready:
    - Use for phone calls and streaming music or audio
    - Free Customizer App allows complete personalization
    - Works with iPhone, Android, and desktop computers
  • Rechargeable Battery:
    - No more button cell batteries
    - 18 Hours of battery life
    - Two rechargeable batteries included
    - Charging station included
  • Battery terminal has magnetic connectors for quick and easy battery installation
  • Volume button is located on the back edge of earpiece allows user to increase or decrease level in 3 dB increments
  • Program button is located on the back edge of earpiece switches between three environmental settings
  • Adjustable tube provides comfortable fit regardless of ear size
  • Nozzle provides secure base for mounting ear tips
  • Ear tip fits in the ear like standard ear buds, the smallest ear tip comes pre-attached to the CS50+
  • Directional microphone for improved audio quality during phone calls
  • Free Customizer App:
    - iPhone 4s or later (iOS 6 or later)
    - Android 4.x or later
    - Windows PC with Bluetooth 2.1 or later adapter (MS, Blue Soleil, Toshiba, Widcomm stacks supported)
    - Mac with OS X 10.6 or later
  • Adjustable tube length is 1.0mm of travel

More Information

  • CS50+ Customizer App Features:
    - Home Screen:
    When you first start the Customizer app and connect to your CS50+, you will be given the option to personalize or select from 3 presets.
    - Personalization: In this screen you are presented with tones to personalize your CS50+ to your exact hearing needs. The noise level of your surroundings are monitored to make sure that the process is accurate.
    - Presets: If you prefer, you can select from 3 presets rather than personalize.
    - Settings Screen: In this screen, you can select environmental settings to match your needs at the moment. You can select from Everyday, Restaurant, and Entertainment.
    - Equalizer Screen: Here you have more advanced control over your sound. In addition to the volume, you can adjust the bass, mid and treble ranges separately.
    - Tools Screen: You can choose the language of your voice prompts in this screen. You can also enable or disable A2DP Bluetooth music mode and access the App User Guide.


InputOmnidirectional & Directional (Hypercardioid)
Gain25 dB SPL, depending on preset selection
Volume Range-12 dB SPL to +12 dB SPL
Equalizer (3 Bands)-12 dB SPL to +12 dB SPL
Voice PromptsEnvironment Mode Name (Everyday, Restaurant, Entertainment), Volume Up, Volume Down, Connected, Connection Lost, Power Off
Voice Prompt LanguagesEnglish, Spanish, French, Hindi
Bluetooth CompatibilityBluetooth 4.0, HFP1.6, A2DP 1.3, AVRCP 1.5
Max Output112 dB SPL
Signal ProcessingDigital 16 channel dynamic compression, noise reduction, output compression, feedback cancellation
Frequency Response (Amplifier Mode)200Hz - 8000Hz
Total Harmonic Distortion (THD)= 1%
Equivalent Input Noise26 dB SPL
Battery TypeRechargeable Lithium Ion
Digital Audio Processing

16 channel compressor, Feedback cancellation, 16 channel noise reduction, Dual microphone directionality (when in Restaurant environment mode and when on phone calls via Bluetooth)


Ninety day limited warranty

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