# Karthus R11-DR Rechargeable OTC Hearing Aids

Karthus R11-DR hearing aids are rechargeable behind-the-ear devices with button control and two claimed listening modes. The listing describes use for mild to moderate hearing loss and reports up to 30 hours per charge or 100 hours with the case, but does not specify conditions for those battery figures.

- [Original product page](https://best-deals.pro/product/karthus-r11-dr-rechargeable-otc-hearing-aids)
- [View offer](https://best-deals.pro/visit/karthus-r11-dr-rechargeable-otc-hearing-aids)
- Market: US
- Language: en-US
- Currency: USD
- Brand: Karthus
- Model: R11-DR
- Category: Beauty & Health > Health & Medical Care > Medical Aids
- Price: 199.99 USD
- Previous price: 439.99 USD
- Discount: 55%
- Price checked: 2026-11-14T06:25:16.632Z
- Rating: 5 / 5
- Reviews: 39

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- The listing claims up to 30 hours of listening per charge and up to 100 hours with the charging case.
- Two stated listening modes target quiet settings and noisier environments.
- The listing says operation requires no app, Bluetooth or wireless function.
- The listed package contents are two hearing aids, a charging case and a user manual.

## Pros

- Button-based operation and no app requirement suit buyers who prefer straightforward controls.
- The behind-the-ear fit and listed pair provide a familiar two-ear format.
- The included charging case is part of the stated kit and supports the claimed extended total listening time.

## Cons

- No Bluetooth or wireless function is stated, so these are not suitable for buyers seeking wireless streaming or app control.

## Specifications

### Identity
- Brand: Karthus
- Model: R11-DR
- Color: Piano Black
### Design and controls
- Fit: Behind-the-Ear
- Special features: Lightweight, Rechargeable
- Control type: Button Control
- Items: 2
### Power and battery
- Battery type: Lithium Ion
- Battery description: Lithium-Ion
- Battery voltage: 3.7 volts
- Battery weight: 6.8 g
- Batteries required: 3 Lithium Ion batteries required. \(included\)
### Claimed use and operation
- Recommended uses: Clear conversations, watching TV, outdoor activities

## Before you buy

- The title claims noise reduction, while the detail field says noise control is “None.” The features also describe noise reduction and a Noise Mode, so noise-control capability is inconsistent in the listing. Battery duration figures are manufacturer claims with no stated test conditions. Confirm these details if they are important to your choice.

## In the box

- 2 hearing aids (Included)
- Charging case (Included)
- User manual (Included)

## A good fit for

- Buyers seeking rechargeable, behind-the-ear hearing support with physical button control.
- People interested in hearing support for conversations and TV who do not need app or Bluetooth features.

## Less suited to

- Buyers who need Bluetooth streaming, wireless connectivity or app-based adjustments.
- Anyone who requires confirmed noise-reduction performance or clearly specified battery-test conditions.

## Customer feedback

The available aggregate ratings are uniformly five-star, which is a positive but limited signal from a relatively small rating sample. No written customer feedback is supplied, so these ratings do not show what buyers liked, whether the noise-control claims met expectations, or how the devices perform in particular settings.

## Frequently asked questions

### Does the Karthus R11-DR connect to a phone?
The listing says it has no app, Bluetooth or wireless function, so phone connectivity is not specified.
### How long does the battery last?
The manufacturer claims up to 30 hours on one charge and up to 100 hours with the charging case. Operating conditions are not provided.
### What comes in the package?
The listed contents are two hearing aids, a charging case and a user manual.
### Does it have noise reduction?
The listing is inconsistent: the title and feature text claim noise reduction, but the noise-control detail says “None.” Confirm before relying on this capability.

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## Images

![Karthus R11-DR Rechargeable OTC Hearing Aids — 1](https://best-deals.pro/i/2Lbvgo-BCll3URRBwPbgB5vgbkFQSotcEYiVXiDudfXIf6qssrKGZRZWQ_pEAUX9wg8SXT4lVBH6AseIUTphSw-QuawLiVSt2_5h6yZdr2B1ssXpQ_AA.jpg)

![Karthus R11-DR Rechargeable OTC Hearing Aids — 2](https://best-deals.pro/i/ojXlX6xARTGmdiIwFVD6CfaDHttG9JaFG3JSTXAyTD0iBzdQp7eRCtfNlbP8TxmRmLJOh5cysyfyvXh6bqaKxq6hG47FXHmYZ5luBc9lkfeQ1gnQHa48.jpg)

![Karthus R11-DR Rechargeable OTC Hearing Aids — 3](https://best-deals.pro/i/brVrzgv6zX_JjwWONELrWkZVoJJBQkMCcEcJobu6_r2hRKwfp1bSgswjdD_cubTZaiLi2OPDooCwovndyJ9RNSmvv0GVfbn4PjyT_P2PqpJgX1N8yy-C.jpg)

![Karthus R11-DR Rechargeable OTC Hearing Aids — 4](https://best-deals.pro/i/6_oCqe1qUuu3DgNxPihhf_nJABmAVN-VHkcCkQwAF7gyhVcSYBIReVYaqXH1yw2AhvzKzLpBxGDxYzxjSANWTvErB7_Eo4pt-TMxFTeMC5Yo13txfPdN.jpg)

![Karthus R11-DR Rechargeable OTC Hearing Aids — 5](https://best-deals.pro/i/SYeMkcyfuDX-HJ_NcZkMkiHPPAlyUqf016Dr5pSYNIQtzIHPGISJ2c_UFzQOwhw0NU5eOjBDYVmww7Zm5j0nKUubjs8m6ZDa_J8crGMSKqUdJgOzDmBt.jpg)

![Karthus R11-DR Rechargeable OTC Hearing Aids — 6](https://best-deals.pro/i/uUTTK9_LbVCXT59Biuh1D9nUdtx0TnjE9VeZpzJFXpLK_bPgf_SK16G1RFsiDZEipWu-wQZ0yCKkJ86tpFu0SrFgLFSVD7iR8-ctXuphWBk2HxBTzRze.jpg)

![Karthus R11-DR Rechargeable OTC Hearing Aids — 7](https://best-deals.pro/i/pX_ESgxxrImi-epyfuZO_06W6JhStW3Zo4IboqZqXFSvuUUlKNBRvubaNL5xHQVvJmQLABFoSHwLvXU8m_27hOT_TK-U9X4Y9AIokk7ty0e7gKhWlEsr.jpg)