Earphone Manuals & User Guides

FIRE-BOLTT BE1900 TWS Bluetooth EQ Light Earphone User Manual

September 26, 2026

Product Overview TWS wireless Bluetooth earbuds with dynamic EQ ambient light on the earbud surface, offering Bluetooth calling, stereo music playback, touch control, and synchronized light effects for daily listening and voice calls. Specifications Bluetooth Version Bluetooth 5.4 Operating Frequency…

Brand: FIRE-BOLTT

Fengyu FYU-UC18 Wireless Earphone Instruction Manual

September 3, 2026

Wireless Earphone (FYU-UC18) Overview The FYU-UC18 Wireless Earphone is a USB-interface wireless earphone system that supports automatic pairing for mobile devices and charging support for common USB-port devices. Specifications Product Name Wireless Earphone Model FYU-UC18 Batch/Serial Number FYU-UC18 Manufacturer Shenzhen…

Brand: FENGYU

QCY C50S Open Ear Wireless Earphone User Manual

September 1, 2026

QCY C50S Open Ear Wireless Earphone APP DOWNLOAD Scan the QR code to download the QCY app and enjoy features like customized controls, EQ settings, firmware updates, and more. PRODUCT DIAGRAM WHAT IS IN THE BOX The images are for…

Brand: QCY

VIKEFON QKZ Earphone Instruction Manual

August 26, 2026

Instruction Manual 1. Product Information Product Name: Earphone Model: QKZ Brand Name: VIKEFON Package Contents Earphone USB Power Cable User Instruction Manual 2. MANUFACTURER & EU REPRESENTATIVE INFO Manufacturer: Shenzhen City Weizhi Crazy Technology Co., Ltd. EU Authorized Representative: eVatmaster…

Brand: VIKEFON

aceline AE-207 Earphone User Manual

August 21, 2026

aceline AE-207 Earphone Specifications Model: AE-207 Trademark: Aceline Frequency range: 20 Hz - 20 kHz Sensitivity: 97 dB Impedance: 32 Ω Driver diameter: 10 mm Cable length: 1.2 m Connector: 3.5 mm Scope of application: Domestic Dear Customer, Thank you…

Brand: aceline

ITFIT T12 True Wireless Earphone User Manual

August 17, 2026

ITFIT T12 True Wireless Earphone Overview ITFIT True Wireless Earphones T12 (Model ITT12WE) are compact, lightweight earbuds with smart sensor touch controls, low-latency Bluetooth 5.4, and IP44 dustproof/waterproof protection for everyday listening. Specifications Product Name ITFIT True Wireless Earphones T12…

Brand: ITFIT

MOONDROP MD-TWS-056 ANC Hi-Fi TWS Earphone User Manual

August 14, 2026

MOONDROP MD-TWS-056 ANC Hi-Fi TWS Earphone Package List General Introduction Precautions To prolong the life of this product, it's advisable to minimize the frequency of opening and closing the charging lid during regular use. Before you use the earphones, please…

Brand: MOONDROP

Shenzhen VV2 TWS Wireless Earphone User Manual

August 14, 2026

Shenzhen VV2 TWS Wireless Earphone Technical Specifications Supported Protocols: HSP, HFP, A2DP, AVRCP Wireless Connection Range: ≥ 10m Operating Frequency Range: 2.402 GHz - 2.480 GHz Earbuds Charging Time: ≤ 1.5 Hours Charging Case Charging Time: ≤ 2.5 Hours Music…

Brand: Shenzhen

Shenzhen C10 Helmet Wireless Earphone User Manual

August 10, 2026

Shenzhen C10 Helmet Wireless Earphone Product Overview Important Notes: Before installing the headset, please connect it to your phone and test the volume level. 2.If there is a significant volume difference after installation in the helmet, please adjust the speaker…

Brand: Shenzhen

REMAX TWS-19 Bluetooth Earphone User Manual

August 6, 2026

PRODUCT MANUAL Product Information Product Name: [Bluetooth earphone] Model: [REMAX TWS-19 ] Batch/Serial Number: [2374081330903319296] MANUFACTURER & EU REPRESENTATIVE INFO Manufacturer: [ Guangzhou Hodo E-commerce Technology Co., Ltd. | Guangdong Guangzhou Pany District, Room 607, Building 1, 6th Floor, Xia…

Brand: REMAX