Sentry Manuals & User Guides

User manuals, setup guides, troubleshooting help, and repair information for Sentry products.

Tip: include the full model number printed on your Sentry label for the best match.

Sentry manuals

Latest posts, featured manuals, and retailer-linked manuals for this brand tag.

SENTRY BTA010 ANC Premium Bluetooth Headphone User Manual

November 29, 2024

SENTRY BTA010 ANC Premium Bluetooth Headphone Product Overview Volume down/Last Song Power On/Off Answer/End/Reject/Recent Call Play/Pause Voice assistant Volume up/Next Song Microphone Type-C Charging Port Headphone port Device Pairing LED Basic Operations: Pease ensure the headset is fully charged before…

Brand: Sentry

SENTRY BTO300 Open on Ear Hook Bluetooth Headphone User Manual

November 29, 2024

SENTRY BTO300 Open on Ear Hook Bluetooth Headphone How to use Setup Charge the earbud and case first. Make sure the charging case and earbuds are fully charged. STEP 1 Turn off the Bluetooth function from your music device.…

Brand: Sentry

SENTRY BTA100XL Premium Rugged ANC Full Size Headphone User Manual

November 29, 2024

SENTRY BTA100XL Premium Rugged ANC Full Size Headphone Product Overview MFK Button Microphone ANC Switch Type-C® Charging Port Device Pairing LED Headphone port Button functions: Power on/Power off: Long press the "MFK" button for 3 seconds. Reject phone call:Long press…

Brand: Sentry

SENTRY BTO100 Over the Ear Headphones User Manual

October 16, 2024

BTO100 Over the Ear Headphones The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.

Brand: Sentry

SENTRY BTA255 Active Noise Cancellation Wire Free Earbuds User Manual

October 16, 2024

BC BTA255 Active Noise Cancellation Wire Free Earbuds BTA255 : Active Noise Cancellation Wire Free Earbuds Using your BTA255 True Wireless Earphones Before use: Charge both earbuds by placing it inside the charging case and the earbuds will automatically charge…

Brand: Sentry

SENTRY BTO200 Wire Free Earbuds User Manual

October 16, 2024

BC BTO200 Wire-Free Earbuds BTO200 : WIRE-FREE EARBUDS Using your BTO200 True Wireless Earphones Before use: Charge both earbuds by placing it inside the charging case and the earbuds will automatically charge once they are inserted. STEP 1 Turn off…

Brand: Sentry

SENTRY BTA2000 Bluetooth Noise Canceling Headphones User Manual

October 16, 2024

BC BTA2000 Bluetooth Noise Canceling Headphones Bluetooth Headphone Specifications: Driver Unit: 40mm Sensitivity: 103dB+/-3dB Frequency: 20H2-20KHz Impedance: 32 ohms Cord Length: 4ft./1.2M Battery: Lithium-ion Communication system: Bluetooth Specification version 5.3 Battery Capacity. 200mAnh Operating Temperature: 0 °C to 40 °C Radio…

Brand: Sentry

PRISM plus Sentry Smart Lock User Manual

September 24, 2024

Sentry User ManualPlease read before using the product Version 1.0 Introduction Product Introduction Please read this manual carefully before installation and use of the product. Failure to abide by these instructions may lead to issues that will void your warranty.…

Brand: PRISM plus

SENTRY DGSPTIKI Flounder Bluetooth Audio User Manual

June 20, 2024

DGSPTIKI Flounder Bluetooth Audio

Brand: Sentry

SENTRY Gatekeeper Company Portal User Guide

May 30, 2024

SENTRY Gatekeeper Company Portal Product Information Specifications Product Name: SENTRY Gatekeeper Installation Method: Software installation on desktop Product Usage Instructions Step 1: Click on the Start menu icon located in the left lower corner of your desktop. Step 2: Type…

Brand: Sentry

Sentry BT980 Wire-Free Earbuds User Manual

User Manual • November 15, 2025

User manual for Sentry BT980 wire-free earbuds, covering setup, usage, charging, music functions, phone calls, troubleshooting, specifications, warranty, and compliance information.

Brand: Sentry

Sentry Wellness System DualGuard Direct RO Replacement Guide

Installation Guide • November 5, 2025

Step-by-step instructions for replacing filters and components of the Sentry Wellness System DualGuard Direct RO water filtration system. Includes parts list, tools needed, and installation steps.

Brand: Sentry

Sentry Wellness System TriGuard Fridge Connection Installation Guide

installation guide • November 4, 2025

Step-by-step installation instructions for the Sentry Wellness System TriGuard Fridge Connection water filter. Learn how to connect and install your new refrigerator water filter system.

Brand: Sentry

Sentry Wellness System TriGuard Direct RO Replacement Guide

Installation Guide • November 4, 2025

Step-by-step instructions for replacing filters and installing the Sentry Wellness System TriGuard Direct RO water filtration system. Includes component list, tools needed, and support information.

Brand: Sentry

Sentry Portable Wellness System Standard Filter Replacement Guide

instruction • November 3, 2025

Step-by-step instructions for replacing filters in the Sentry Portable Wellness System, including filter set contents and important tips for proper installation and maintenance.

Brand: Sentry

Sentry Portable Wellness System Filter Replacement Guide | CP-SWS-FR

Instruction Guide • November 3, 2025

Detailed instructions for replacing filters in the Sentry Portable Wellness System. Learn how to install BioChemGuard and AlkaGuard filters with part number CP-SWS-FR. This guide provides step-by-step instructions, important tips, and contact information for SentryH2O products.

Brand: Sentry

Sentry BT999 True Wireless Earbuds User Manual

User Manual • November 2, 2025

User manual for Sentry BT999 True Wireless Earbuds, covering setup, functions, charging, troubleshooting, specifications, warranty, and compliance information.

Brand: Sentry

Sentry BTA1000 Bluetooth Headphones User Manual and Safety Guide

user manual • October 3, 2025

Comprehensive user manual for Sentry BTA1000 Bluetooth Headphones, covering setup, operation, safety instructions, specifications, warranty, and compliance information.

Brand: Sentry

Sentry BTO100 Over-Ear Bluetooth Headphones User Manual and Specifications

User Manual • October 3, 2025

Comprehensive user manual for Sentry BTO100 Over-Ear Bluetooth Headphones. Includes setup, pairing, functions, safety warnings, warranty information, and technical specifications.

Brand: Sentry

Sentry BT920 On-the-Neck Wireless Earphones User Guide

product overview • September 20, 2025

Comprehensive guide for Sentry BT920 on-the-neck wireless Bluetooth earphones, covering features, charging, pairing, operation, safety, warranty, and compliance information.

Brand: Sentry

Sentry GXTW1 True Wireless Gaming Earbuds - User Manual and Specifications

User Manual • September 19, 2025

Comprehensive user manual for the Sentry GXTW1 True Wireless Gaming Earbuds. Learn about setup, pairing, controls, charging, troubleshooting, and technical specifications.

Brand: Sentry

CI28 SENTRY SPY DRONE Instruction Manual

Instruction Manual • September 16, 2025

User manual for the CI28 SENTRY SPY DRONE RC helicopter. Learn about setup, operation, safety, battery charging, troubleshooting, and parts replacement for this beginner-friendly drone with 6-axis gyro and barometer.

Brand: Sentry

SENTRY OSH140 Wired USB-C Over-Ear Headphones Instruction Manual

OSH140 • January 26, 2026 • Amazon

Comprehensive instruction manual for SENTRY OSH140 wired USB-C over-ear headphones, covering setup, operation, maintenance, troubleshooting, and specifications.

Brand: SENTRY

SENTRY OSHRUGGEDMD Bulk Rugged School Headphones User Manual (24-Count, 3.5mm Inline Mic)

OSHRUGGEDMD • December 25, 2025 • Amazon

Official user manual for SENTRY OSHRUGGEDMD Bulk Rugged School Headphones. Learn about setup, operation, maintenance, and specifications for the 24-count pack with 3.5mm inline microphone.

Brand: SENTRY

SENTRY BLWHC102 Wired Overhead Headphones and Earbuds 2-Pack User Manual

BLWHC102 • December 25, 2025 • Amazon

Comprehensive user manual for the SENTRY BLWHC102 Wired Overhead Headphones and Earbuds 2-Pack, including setup, operation, maintenance, troubleshooting, and technical specifications.

Brand: SENTRY

SENTRY GX200 Gaming Headset User Manual

GX200 • October 19, 2025 • Amazon

Comprehensive user manual for the SENTRY GX200 Gaming Headset, covering setup, operation, maintenance, troubleshooting, and specifications for PS4, Xbox, PC, and mobile compatibility.

Brand: SENTRY

SENTRY HPXBT150 Bluetooth Flat Cord Earbuds User Manual

HPXBT150 • October 17, 2025 • Amazon

Comprehensive user manual for SENTRY HPXBT150 Bluetooth Flat Cord Earbuds, covering setup, operation, maintenance, and specifications.

Brand: SENTRY

SENTRY KX550 LED Gaming XXL Mouse Pad Deskmat User Manual

Kx550 • October 16, 2025 • Amazon

Comprehensive user manual for the SENTRY KX550 LED Gaming XXL Mouse Pad Deskmat, covering setup, operation, maintenance, troubleshooting, and specifications for optimal use.

Brand: SENTRY

SENTRY SPBT9 Journey Waterproof Wireless Bluetooth Speaker User Manual

SPBT9 • September 17, 2025 • Amazon

Comprehensive user manual for the SENTRY SPBT9 Journey Waterproof Wireless Bluetooth Speaker, covering setup, operation, maintenance, and troubleshooting.

Brand: SENTRY

Sentry BT200S Wireless Rechargeable Stereo Headphones User Manual

BT200S • September 17, 2025 • Amazon

Comprehensive user manual for Sentry BT200S Wireless Rechargeable Stereo Headphones, covering setup, operation, maintenance, and specifications.

Brand: SENTRY

Sentry SPBT3 Bluetooth Wireless Speaker User Manual

SPBT3 • September 11, 2025 • Amazon

Comprehensive user manual for the Sentry SPBT3 Bluetooth Wireless Stereo Sound Speaker, covering setup, operation, maintenance, troubleshooting, and specifications.

Brand: SENTRY

SENTRY Bluetooth Wireless Stereo Earbuds with Mic - Model BT879 User Manual

BT879 • September 10, 2025 • Amazon

Official user manual for SENTRY Bluetooth Wireless Stereo Earbuds with Mic, Model BT879. This comprehensive guide covers product setup, operating instructions, maintenance tips, troubleshooting common issues, and detailed technical specifications for optimal use.

Brand: SENTRY

Sentry BLWBT106 Bluetooth Overhead Headphones User Manual

BLWBT106 • September 3, 2025 • Amazon

Official user manual for Sentry BLWBT106 Bluetooth Overhead Headphones, providing setup, operating, maintenance, and troubleshooting instructions.

Brand: SENTRY

SENTRY SPBT8 Adventure Splash-Proof Wireless Bluetooth Speaker User Manual

SPBT8 • August 31, 2025 • Amazon

Sentry Adventure Bluetooth wireless Speaker is the speaker to take wherever your adventure goes. Features wireless sound and extra bass, The speaker is water- and splash-proof and is compatible with most mobile and audio devices, including iPhone, Android and tablets.

Brand: SENTRY