Sound Penetrates Fire Doors / Steel-Wood-Glass Doors

Delivers Messages Deep Within a Building

Eliminates Ineffective
 Hand Knocking & Screaming At A Door

Prevents Hand Injuries & Workers' Compensation
Claims Due To Repetitively Striking Hard Surfaces

User Programmable Messages including:
Knocking, Voices, Sirens, etc.

Powerful, Small, and Portable!
CONTACT DETAILS:
Power Knock
14545 N Frank Lloyd Wright Blvd
Unit 1044
Scottsdale, AZ  85260

United States Patents 9838791, 9613504. Canada Patent 2976800
"Power Knock" is a registered trademark of OptiSearch Corporation
"They'll Know Your There", "Through-Door",
"Power Knock with Sound Waves Image",
"For The Last Foot Of The Last-Mile Delivery",  "LOUD & CLEAR Messaging Through A Closed Door", "The Logical Logistics Solution", "Audio Through-Door Messaging Technology" are trademarks of OptiSearch Corporation
Copyright © 2023-2024 Power Knock.   All Rights Reserved.
A Brand New Product Category!
Utilizes Advanced Patented
"Audio Through-Door Messaging Technology™"
LOUD & CLEAR Messaging Through A Closed Door
CLICK On Buttons Below For Sample Audio Messages
DELIVERY
FIRE / EMS
POLICE
SERVICE
Decrease:
*Repeated Trips
*Package Thefts/
Insurance Claims
(MASS)
EVACUATIONS
"KNOCK & ANNOUNCE!"
NOTICE
 BEFORE  ENTERING
Patented "Through-Door™" Sound Transmission
for the Next Generation of
 Handheld Delivery Devices & Access Control
Notify Occupants of Your (Package) Presence
 
Integrate Advanced Sound Technology into Handheld Delivery Device Designs
-or-
Utilize Standalone Power Knock® Device

Power Knock
®
 
"For The Last Foot Of The Last-Mile Delivery™"

Benefits Include:

• Completed Deliveries, Pickups, and
        Signature-Required Releases On
        The First Attempt!

• Reduced Fuel Costs - Optimized Routes

• Reduced Back-End Labor Costs - Avoid         Repetitive Unloading/Re-loading Of         Undelivered Packages

• Reduced Package Theft:
      Immediate On-Site Delivery Notifications

• Increased Customer/Shipper Satisfaction
"The Logical Logistics Solution™"
Since delivery carriers routinely need to contact recipients through their closed door, why not employ groundbreaking technology that ensures successful initial contact? 

Power Knock technology is simply a tool that increases the effectiveness and efficiency of the "last-mile" delivery process; "Only Advantages - No Downside!"