1. Bubuka
Thank you for choosing the Btootos A90 Pro Wireless Earbuds. These earbuds feature advanced Bluetooth 5.4 technology, Environmental Noise Cancellation (ENC) for clear calls, an IP7 waterproof rating, and an LED power display. This manual provides detailed instructions to help you get the most out of your new earbuds.
2. Naon dina Box
Mangga parios eusi pakét pikeun mastikeun yén sadaya barang aya:

Image: The package contents for the Btootos A90 Pro Wireless Earbuds, showing the earbuds, charging case, USB-C charging cable, three pairs of silicone earplugs (S/M/L), and the user manual.
- Btootos A90 Pro Wireless Earbuds (L/R)
- Portabel Ngecas Case
- Silicone Earplugs (S / M / L)
- Kabel Ngecas USB-C
- Manual pamaké
3. Produk Langkungview
The Btootos A90 Pro earbuds are designed for comfort and high-quality audio. The charging case features an LED display to show battery levels.

Image: The Btootos A90 Pro wireless earbuds in their charging case, displaying battery levels on the LED screen.
Desain akustik
Each earbud incorporates a 14.2mm speaker and nano-scale material for clear sound reproduction.

Gambar: Hiji ngabeledug view diagram of a Btootos A90 Pro earbud, showing the 14.2mm speaker and internal components responsible for acoustic performance.
Pembatalan Noise Lingkungan (ENC)
The earbuds feature a built-in ENC noise reduction chip and a noise-cancelling microphone to reduce background noise by up to 40dB during calls.

Image: A diagram showing the ENC chip and noise-cancelling microphone within a Btootos A90 Pro earbud, illustrating its noise reduction capability.
4. Setélan
4.1 Ngecas Earbuds sareng Case
Before first use, fully charge the earbuds and charging case. The case features a Type-C charging port.

Image: The Btootos A90 Pro charging case connected to a USB-C cable, indicating over 36 hours of total playtime and 6-8 hours per earbud charge.
- Sambungkeun kabel USB-C anu disayogikeun ka port ngecas dina casing sareng sumber listrik.
- The LED display on the case will show the charging status and battery percentage.
- Place the earbuds into the charging case; they will begin charging automatically.
- A full charge provides 6-8 hours of earbud usage, with the charging case extending total playtime to approximately 36 hours.
4.2 Digital Power Display
The LED display on the charging case provides real-time battery information for both the case and individual earbuds.

Image: The digital LED display on the charging case, showing the remaining power of the case and the battery levels of the left and right earbuds.
4.3 Nyapasangkeun sareng Alat Anjeun
The earbuds utilize Bluetooth 5.4 for a stable and fast connection up to 15 meters.

Image: A visual guide demonstrating the one-step pairing process: open the case to power on and connect, close to power off and charge. A phone shows the earbuds connected via Bluetooth.
- Buka wadah ngecas. Earbuds bakal otomatis hurung tur asup kana mode papasangan.
- Dina alat anjeun (smartphone, tablet, laptop), aktipkeun Bluetooth.
- Milarian pikeun available Bluetooth devices and select "A90 Pro" from the list.
- Sakali disambungkeun, anjeun bakal ngadangu sora konfirmasi, sarta earbuds bakal siap dipaké.
- Headphone bakal otomatis nyambung deui ka alat anu terakhir dipasangkeun nalika dicabut tina casingna.
4.4 Nyocogkeun Earbuds
For optimal sound quality and comfort, choose the correct size silicone earplugs (S, M, L) and ensure a secure fit in your ears.
- Lembut selapkeun earbud kana saluran ceuli anjeun.
- Rotate the earbud slightly until it feels snug and comfortable.
- Experiment with different ear tip sizes to find the best seal for your ears.
5. Parentah Operasi
5.1 Kontrol Toél
Headphone ieu dilengkepan kontrol sénsitip toél pikeun rupa-rupa fungsi:

Image: A visual representation of the touch control functions on the Btootos A90 Pro earbuds.
| Aksi | Fungsi |
|---|---|
| Ketok Tunggal (L/R) | Puter / Reureuh Musik, Jawab / Tungtung Telepon |
| Ketok dua kali (Earbud Katuhu) | Lagu salajengna |
| Ketok dua kali (Earbud Kénca) | Lagu saméméhna |
| Ketok Tilu (Earbud Katuhu) | Volume Up |
| Ketok Triple (Earbud Kénca) | Volume Turun |
| Pencét Panjang (2 detik) | Aktipkeun Asisten Sora, Tolak Telepon |
5.2 Modeu Earbud Tunggal sareng Ganda
The earbuds support both single and dual earbud usage, allowing for flexible listening experiences.

Image: Illustration of the single and dual earbud modes, demonstrating the flexibility to use one or both earbuds.
- To use a single earbud: Simply take one earbud out of the case. It will automatically connect to your device.
- To use both earbuds: Take both earbuds out of the case. They will automatically pair with each other and then connect to your device.
- You can switch between single and dual modes seamlessly by placing one earbud back into the case or taking the second one out.
6. Pangropéa
6.1 beberesih
- Rutin ngabersihkeun earbuds sareng wadah ngecas ku lawon anu lemes, garing, teu aya lint.
- Cabut tip ceuli sareng bersihkeun ku sabun sareng cai anu hampang, teras garing sateuacana dipasang deui.
- Hindarkeun ngagunakeun bahan abrasive atanapi bahan kimia anu kasar.
6.2 Water Resistance (IP7 Rated)
The Btootos A90 Pro earbuds are IP7 waterproof, meaning they are protected against immersion in water up to 1 meter for 30 minutes. They are resistant to sweat and rain, making them suitable for workouts and outdoor activities.

Image: The Btootos A90 Pro earbuds demonstrating their IP7 waterproof capability, resistant to sweat and rain.
Catetan: The charging case is not waterproof. Do not expose the charging case to water or moisture.
6.3 Panyimpenan
Nalika henteu dianggo, simpen earbuds dina wadah ngecasna pikeun ngajagi sareng tetep dicas.
7. Cara ngungkulan
Upami anjeun mendakan masalah, cobian solusi ieu:
- Earbuds teu dipasangkeun: Ensure both earbuds are charged. Place them back in the case, close it, then open it again to re-initiate pairing mode.
- Teu aya sora: Check the volume on your device and on the earbuds. Ensure the earbuds are properly connected to your device.
- Sambungan turun: Ensure you are within the 15-meter Bluetooth range. Avoid obstacles between your device and the earbuds.
- Masalah ngecas: Verify the USB-C cable is securely connected to both the case and the power source. Check if the charging port is clean.
- Hiji earbud teu jalan: Try resetting the earbuds by placing both back in the case, closing it for a few seconds, then reopening.
8. Spésifikasi
| Fitur | Spésifikasi |
|---|---|
| Ngaran modél | A90 Pro |
| merek | Btootos |
| Téhnologi konektipitas | Nirkabel (Bluetooth 5.4) |
| Rentang Bluetooth | Nepi ka 15 méter |
| Kontrol bising | Pembatalan Noise Lingkungan (ENC) |
| Tipe Supir Audio | Supir dinamis |
| Ukuran Supir Audio | 14.2 mm |
| Rentang Frékuénsi | 20 Hz - 20,000 Hz |
| Impedansi | 32 ohm |
| Kahirupan Batré Earbud | 6-8 jam (ngisi daya sakali) |
| Total Playtime (kalawan kasus) | Nepi ka 36 jam |
| Kapasitas Batré Carrying Case | 300 Miliamp Jam-jaman |
| Tingkat Résistansi Cai | IP7 Waterproof |
| Tipe Kontrol | Toél Control |
| Item Beurat | 3.52 ons |
| Alat nu cocog | Almost all Bluetooth-enabled devices |
9. Émbaran Kasalametan
- Hindarkeun dengekeun dina tingkat polumeu luhur pikeun période anu panjang pikeun nyegah karusakan dédéngéan.
- Entong nganggo earbuds dina kaayaan dimana henteu mampuh ngadéngé sora ambient bisa bahaya (misalna nyetir, sapédah, leumpang dina lalulintas).
- Jauhkeun earbud sareng wadah ngecas tina suhu anu ekstrim, sinar panonpoé langsung, sareng kalembaban.
- Keep out of reach of children and pets to prevent accidental ingestion of small parts.
- Buang batré sareng komponén éléktronik sacara tanggung jawab dumasar kana peraturan lokal.
10. Garansi jeung Rojongan
Btootos products are manufactured with quality and performance in mind. For any product-related inquiries, technical support, or warranty claims, please contact Btootos customer service through your purchase platform or the official Btootos websitus.
Punten mertahankeun bukti pameseran anjeun pikeun tujuan garansi.





