headphones Manuals & User Guides

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

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

headphones manuals

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

acer OHR825 Ear Clip-On Open Wireless Headphones User Manual

September 30, 2026
OHR825 Clip-On Earbuds Overview The OHR825 is a true wireless, clip-on earbud set that connects via Bluetooth to play music and handle calls with Android and iOS devices. It’s designed for convenient, wired-connection-free mobility. Specifications Model OHR825 Item name Clip-On…

acer OHR831 Over Ear Headphones User Manual

September 30, 2026
acer OHR831 Over Ear Headphones Product structure diagram DEVICE LAYOUT Increase volume / Next track Button  Power / Multi-Function Button (MFB)  Reduce volume / Previous track Button  LED on or off Tips Gently place the earphones into the external ear…

acer OHR844 Over Ear Headphones User Manual

September 29, 2026
acer OHR844 Over Ear Headphones Specifications Operating frequency band 20Hz–20KHz Maximum radio-frequency power 4.76 dBm Charging case charging port Type-C Product Structure Diagram Volume Up / Previous Track Button Multi-Function Button Volume Down / Next Track Button ANC Button Safety…

iHome HM-AU-BO-211 Wireless Bluetooth Headphones User Manual

September 29, 2026
M-AU-BO-211 Wireless Bluetooth Headphones User ManualHM-AU-BO-211 WIRELESS HEADPHONES BC Package Contents: Wireless Headphones USB Charging Cable 3.5 mm Audio Cable Instruction Manual Specifications: Bluetooth Version: 6.0 Speaker Driver: 40 mm Working distance: 33 ft Impedance: 32ohms Charge Connector: USB Type-C…

acer OHR664 Over Ear Headphones User Manual

September 29, 2026
Acer OHR664 Over-Ear Headphones Specifications Product name OHR664 Over-Ear Headphones Operating frequency band 20Hz–20KHz Maximum radio-frequency power 3.76 dBm Charging port (charging case) Type-C Included charging reminder indicator Red light flashes slowly when power <10%; charging and fully-charged indicators described…

BOSE QUIETCOMFORT Ultra Headphones User Manual

September 26, 2026
BOSE QuietComfort Ultra Headphones — Notice d’utilisation (Extraits) Ce document couvre des consignes de sécurité, des informations réglementaires, des procédures d’entretien (stockage, nettoyage, mise à jour) et des solutions de dépannage pour les problèmes courants. Spécifications & Informations produit (d’après…

earfun K5 Wireless Headphones User Manual

September 25, 2026
earfun K5 Wireless Headphones Packages Diagram Operating instructions Power On / Off Power ON: Press and hold the "" button for 2s. The blue light will turn on and then go out, and you will hear a voice prompt "power…