# Kansas Supplier Systems #EVT0010971

Kansas law enforcement active hearing protection and fitting services

**Posted:** October 23, 2026
**Respond By:** December 01, 2026
**Identifier:** EVT0010971
**NAICS:** 423990, 339113, 621399

The Kansas Office of the Attorney General is seeking hearing protection solutions for state and local law enforcement personnel.
- **Government buyer**
  - State of Kansas, Office of the Attorney General; the solicitation is administered through the Department of Administration, Procurement and Contracts.
  - The products are intended for Kansas Bureau of Investigation (KBI), Kansas Highway Patrol (KHP), and local law enforcement agencies.
- **Products requested**
  - **Category 1:** Custom-fitted, rechargeable, reusable active hearing protection for KBI and KHP personnel. Minimum noise reduction rating (NRR) of 25 dB, maximum output of 90 dB, firearm-impulse-noise compression or suppression, and at least IPX4 water resistance or equivalent. Must preserve conversation and situational awareness.
  - **Category 2:** Reusable, off-the-shelf, completely in-the-canal active hearing protection for local law enforcement. Minimum NRR of 25 dB, maximum output of 80 dB, firearm-impulse-noise compression or suppression, and the ability to hear conversation, commands, warnings, and relevant environmental sounds. Power must support at least 12 hours of continuous use; rechargeable products must include charging equipment.
  - The bid schedule also lists “RFP Hearing Protection” at 1 each. This is a general solicitation line item; category quantities are not guaranteed and depend on available funding.
- **OEMs and vendors**
  - No OEM, manufacturer, or vendor is named in the available documents. Bidders must provide product literature and identify compliance or exceptions to the specifications.
- **Services and notable requirements**
  - Category 1 fitting and customization for KBI and KHP personnel must be completed within 90 days of contract execution. Refitting or adjustment must be available within 30 days after initial fitting; on-site fittings are preferred.
  - The vendor must describe fitting, production timelines, staffing and equipment, battery specifications, warranty, and repair procedures. Both categories require a manufacturer warranty of at least one year.
  - Products must be delivered to KHP, KBI, and other locations designated by the Attorney General. The Attorney General will administer distribution of standard products to local agencies.
  - One vendor will be selected, and unit pricing is requested.

### Description

The Office of the Attorney General seeks bids for hearing protection for law enforcement officers. The bid schedule lists one line item, “RFP Hearing Protection,” with a requested quantity of one each. The contract period is from the date of award through July 1, 2028. Bids are due December 1, 2026, at 2:00 PM CST; bidders must be registered and officially invited to participate.

[View original listing](https://supplier.sok.ks.gov/psc/sokfsprdsup/SUPPLIER/ERP/c/SCP_PUBLIC_MENU_FL.SCP_PUB_BID_CMP_FL.GBL)