Уводзіны
Дзякуй за пакупкуasing the Docooler GT77 BT5.4 2-in-1 Wireless Audio Adapter. This device functions as both a Bluetooth transmitter and receiver, allowing you to wirelessly stream audio to and from various devices. It features BT5.4 technology, NFC quick pairing, TF card playback, and RGB ambiance lighting. Please read this manual carefully before use to ensure proper operation and to maximize your experience with the product.
Прадукт скончаныview
The Docooler GT77 is a versatile audio adapter designed to enhance your audio connectivity. It can upgrade non-Bluetooth devices to be Bluetooth-compatible, offering seamless audio streaming. The device supports multiple audio input/output options including 3.5mm AUX and RCA.

Image: The Docooler GT77 adapter connected to a speaker and a smartphone, illustrating its use for upgrading wired speakers to wireless.
Асноўныя характарыстыкі:
- Функцыянальнасць 2-у-1: Easily switch between Bluetooth Transmitter (TX) and Receiver (RX) modes.
- Bluetooth 5.4: Provides stable and high-quality audio transmission with a range of up to 10 meters.
- Хуткае спалучэнне NFC: Simplifies connection with NFC-enabled devices.
- Прайграванне карты TF: Supports direct music playback from a TF card (up to 64GB).
- Multiple Audio Interfaces: Includes 3.5mm AUX and RCA ports for broad compatibility.
- RGB Ambiance Lighting: Customizable lighting to enhance your listening environment.

Image: The Docooler GT77 adapter shown with its various cables, including 3.5mm AUX and RCA, highlighting its rich interface compatibility.
Настройка
Змест пакета:
- 1 x Docooler GT77 BT Audio Adapter
- 1 х 3.5 мм аўдыякабель
- 1 х кабель RCA
- 1 х кабель харчавання Type-C
- 1 х Кіраўніцтва карыстальніка
Уключэнне прылады:
- Connect the provided Type-C power cable to the adapter's USB C port.
- Plug the other end of the Type-C power cable into a 5V USB power source (e.g., USB wall adapter, computer USB port).
- The device will power on automatically, indicated by the RGB lighting.
Інструкцыя па эксплуатацыі
Mode Switching (Transmitter/Receiver):
The Docooler GT77 features a single button to switch between Transmitter (TX) and Receiver (RX) modes.
- Націсніце M/☀ button briefly to toggle between TX and RX modes.
- The device's indicator light will change to reflect the current mode.

Image: A diagram illustrating the receive (RX) and launch (TX) modes, showing how the adapter connects to various devices like phones, tablets, TVs, speakers, and headphones.
Рэжым прымача (RX):
In RX mode, the adapter receives Bluetooth audio from your smartphone, tablet, or other Bluetooth-enabled device and outputs it to a wired speaker, amplifier, or car stereo system.
- Ensure the adapter is in RX mode.
- Connect the adapter's AUX ВЫХАД or RCA ВЫХОД port to your non-Bluetooth audio device (e.g., speaker, amplifier) using the appropriate cable.
- On your smartphone or tablet, enable Bluetooth and search for "GT77" in the list of available devices.
- Select "GT77" to pair. Once paired, audio from your device will stream wirelessly to your connected speaker.

Image: The Docooler GT77 adapter in Receiver (RX) mode, connected to a traditional speaker, receiving audio wirelessly from a smartphone.
Рэжым перадатчыка (TX):
In TX mode, the adapter transmits audio from a non-Bluetooth device (like a TV or PC) to Bluetooth headphones or speakers.
- Ensure the adapter is in TX mode.
- Connect your audio source (e.g., TV, desktop computer, projector) to the adapter's AUX IN or RCA IN port using the appropriate cable.
- Перавядзіце Bluetooth-навушнікі або дынамік у рэжым спалучэння.
- The adapter will automatically search for and connect to nearby Bluetooth audio devices. Once connected, audio from your source will be transmitted wirelessly.

Image: The Docooler GT77 adapter in Transmitter (TX) mode, connected to a television, sending audio wirelessly to a user's headphones for private listening.
Хуткае спалучэнне NFC:
For NFC-enabled devices, pairing is even faster.
- Пераканайцеся, што NFC уключаны на вашым смартфоне або планшэце.
- Hold your NFC-enabled device close to the NFC area on the Docooler GT77 adapter.
- Пацвердзіце запыт на спалучэнне на прыладзе.
Note: NFC pairing is primarily for Receiver (RX) mode.

Image: A smartphone displaying an NFC connection prompt, positioned near the Docooler GT77 adapter, demonstrating the NFC quick pairing feature.
Прайграванне карты TF:
The adapter supports direct music playback from a TF (MicroSD) card.
- Insert a TF card (up to 64GB, not included) loaded with MP3, FLAC, WMA, MAV, or APE audio files into the TF card slot on the adapter.
- Доўгі націск M/☀ button to switch between wireless and TF card playback modes.
- Use the previous/next track buttons on the adapter to navigate your music.

Image: The Docooler GT77 adapter with a TF card being inserted into its dedicated slot, highlighting the TF card playback functionality.
RGB Ambiance Lighting:
The adapter features RGB lighting that can be adjusted to suit your preference. Refer to the device's controls for specific RGB adjustment options (e.g., short press M/☀ button for color cycle, long press for off/on).
Тэхнічнае абслугоўванне
- Трымайце прыладу сухім. Вільгаць можа пашкодзіць унутраныя схемы.
- Не падвяргайце прыладу ўздзеянню экстрэмальных тэмператур.
- Працірайце прыладу мяккай сухой тканінай. Не выкарыстоўвайце агрэсіўныя хімікаты або мыйныя сродкі.
- Не кідайце прыладу і не падвяргайце яе моцным ударам.
Ліквідацыю непаладак
Няма харчавання:
- Ensure the Type-C power cable is securely connected to both the adapter and a working 5V power source.
- Паспрабуйце іншы адаптар харчавання USB або порт USB.
Немагчыма спалучыць/падключыцца:
- Make sure the adapter is in the correct mode (RX for receiving, TX for transmitting).
- Ensure your Bluetooth device (for RX mode) or Bluetooth headphones/speaker (for TX mode) is in pairing mode.
- Размясціце прылады бліжэй адна да адной (у межах 10 метраў).
- Ачысціце гісторыю спалучэння Bluetooth на прыладзе і паспрабуйце зноў.
- If using NFC, ensure NFC is enabled on your phone and you are tapping the correct area.
Няма гуку:
- Check all audio cable connections (3.5mm AUX, RCA) are secure and correctly plugged into the input/output ports.
- Ensure the volume on both the adapter and the connected audio device is turned up.
- Verify that the adapter is successfully paired and connected to the audio source/receiver.
- If using TF card, ensure the card is inserted correctly and the adapter is in TF card playback mode.
Дрэнная якасць гуку/перашкоды:
- Зменшце адлегласць паміж адаптарам і падлучанай прыладай Bluetooth.
- Avoid physical obstructions (walls, large objects) between the devices.
- Адыдзіце далей ад іншых бесправадных прылад, якія могуць ствараць перашкоды (напрыклад, Wi-Fi маршрутызатары, мікрахвалевыя печы).

Image: A visual representation of the Docooler GT77's 10-meter transmission range, showing stable signal coverage within a typical home environment.
Тэхнічныя характарыстыкі
| Нумар мадэлі | ZRV0656844287655XH |
| Версія Bluetooth | V5.4 |
| Пратаколы Bluetooth | A2DP, AVRCP |
| Дыстанцыя дзеяння | Да 10 метраў (адкрытая мясцовасць) |
| Падтрымка NFC | так |
| АЧХ | 10 Гц - 20 кГц |
| Стаўленне сігнал / шум | > 90 дБ |
| Падтрымка карты TF | Макс. 64 ГБ (не ўваходзіць у камплект) |
| Фарматы TF-карт | MP3, FLAC, WMA, MAV, APE |
| Аўдыё кодэкі | SBC |
| Порт для зарадкі | USB Type-C |
| Уваходны кнtagе/Ток | Пастаянны ток 5 В 500 мА |
| Колер | Чорны |
| Dimensions (ϕ x H) | 7.3 см х 2.2 см (2.87 цалі х 0.86 цалі) |
| Вага | 44 г |

Выява: зверху ўніз view of the Docooler GT77 adapter, showing its compact dimensions of 7.3 cm diameter and 2.2 cm height.
Гарантыя і падтрымка
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