Personal Sound Amplifier: CS50+


  • 45 Day Money Back Guarantee!
  • Free Customizer App for Android or iPhone
  • Presets on the device also provide easy, no smartphone needed adjustment
  • Rechargeable battery – no button cell batteries
  • Integrated Bluetooth so you can take calls directly or stream music to the device
  • Directional microphones for optimum performance in noisy conditions
  • Environmental profile settings for best sound in different locations
  • Flexible fitting for comfort
  • Standard (90-day warranty, included)
  • Note:  SWS products can fail when exposed to excessive moisture such as high humidity and sweating. Because moisture damage is considered normal wear, it is NOT covered by the manufacturer’s warranty. To prolong the life of your devices, we suggest you remove them in high-moisture situations and consider investing in a hearing aid dehumidifier to regularly help dry them out.

Get the Customizer App here:

App Store Google Play Store


  • 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)
  • Customizable
    • 3 built-in amplification presets user selectable by buttons
    • Volume control
    • Further customization can be done with the free Customizer app
  • Free Customizer App
    • Android version 5.0 and newer
    • iOS 9 and newer
      • iPhone 4S and newer
      • iPad 4th generation and newer
      • iPad Mini 2 and newer
      • iPad Air 2 and newer
      • iPad Pro and newer
  • Adjustable tube length: 1.0″ of travel
  • Bluetooth compatibility: Bluetooth 4.2, HFP1.6, A2DP 1.3, AVRCP 1.5
  • Voice Prompts: Environment Mode Name (Everyday, Restaurant, Entertainment), Volume Up, Volume Down, Connected, Connection Lost, Power Off
  • Voice Prompt Languages: English, Spanish, French, Hindi
  • Battery type: Rechargeable lithium-ion
  • Battery life: up to 12 hours per charge
  • Box Contents
    • 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

Orders are processed during regular business hours: Monday through Friday, 9:00 am to 5:00 pm CST. Orders with standard shipping typically take 2 business days to process for shipment. Expedited orders are typically processed the same day if received by 12:00 pm CST.

If you experience any problems with your Sound World Solutions product, visit our Frequently Asked Questions page. If you are unable to resolve the issue, please contact our customer support team between 9:00 am and 1:00 pm CST Monday through Friday toll-free in the U.S. at (855) 792-0117. Outside the US, call +1-847-939-6101 for customer service or technical support.

We accept MasterCard, Visa, American Express, Discover, and PayPal.

Additional information

Weight 7.2 oz
Dimensions 8 × 4 × 3 in
Select Ear Model

Right Side – CS50+ PSA Kit, Left Side – CS50+ PSA Kit


Standard Warranty (Included), Extended Warranty

CS50+ Product Features

Comfortable Form, Discreet Design

  • Easily adjusts for personal fit
  • Slim style for over-the-ear placement
  • Bluetooth device appearance

Ready to Use

  • No need to use a Smartphone
  • Control presets, volume and environments
  • Directional microphones
  • Voice prompts

Rechargeable Battery

  • No more button cell batteries
  • 12 Hours of battery life/battery
  • Two rechargeable batteries included
  • Charging station included

Superior Performance Wherever You Go

  • Everyday mode personalized for you
  • Restaurant mode for noisy conditions
  • Entertainment mode for music, movies, and theater experiences

Bluetooth Ready

  • Use for phone calls and streaming music or audio
  • Free Customizer App allows complete personalization
  • Works with iPhone, Android, and desktop computers

App Features



In this screen you are presented with tones to personalize your device to your exact hearing needs. The noise level of your surroundings are monitored to make sure that the process is accurate.



If you prefer, you can select from 3 presets rather than personalize.

Equalizer Screen

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

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.

Home Screen

Home Screen

When you first start the mobile app and connect to your device, you will be given the option to personalize or select from 3 presets.

Settings Screen

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.