LETSHUOER makes in-ear monitors and wired earphones with planar magnetic, dynamic and hybrid drivers for music listeners seeking detailed personal audio playback.
LETSHUOER specializes in in-ear monitors and wired earphones, including planar magnetic, dynamic-driver and hybrid models for personal music listening.
Browse manuals for models such as the Cadenza 4 and S12 Pro to find cable connection instructions, wearing guidance, cleaning precautions and warranty information.
For after-sales assistance, visit LETSHUOER customer service. Keep your purchase receipt and warranty card for service requests.
Selected manuals from manuals+ curated for this brand.
Common questions about manuals, registration, and support for this brand.
Browse this category for your exact model, such as the Cadenza 4 or S12 Pro. If your manual is missing, contact LETSHUOER customer service to request the correct instructions.
Match the left and right earpieces and cable connectors according to your model's manual. Earpieces are marked L and R. On the S12 Pro, red identifies the right cable connector and transparent identifies the left.
Visit https://letshuoer.net/pages/customer-service or email support@letshuoer.com. The supplied manuals also list +16725148356 for text support within North America.
Keep your purchase receipt or invoice and warranty card. The supplied Cadenza 4 and S12 Pro manuals describe a 12-month warranty for the earphone units, with accessory coverage differing by model. Check the official warranty policy for applicable terms.
The Cadenza 4 manual directs users to https://letshuoer.net/pages/customer-service to complete registration for a free three-month warranty extension. Confirm current eligibility and requirements with LETSHUOER.
Avoid impacts, moisture and excessive listening volume. When disconnecting a cable, hold the connector housing rather than pulling the wire. Follow your model's manual for cleaning the earphones and checking nozzle filters for blockages.