1. Introdução
Welcome and thank you for choosing the RCA SP303BTBL Portable Bluetooth Speaker. This manual provides essential information for setting up, operating, and maintaining your device. Please read it carefully before use to ensure proper functionality and longevity of your speaker.
2. Produto acabadoview
The RCA SP303BTBL is a versatile portable speaker designed to deliver high-quality audio with multiple connectivity options.
2.1 Principais Características
- Conectividade Bluetooth para streaming de áudio sem fio
- Support for USB, AUX, and MSD (Micro SD) card playback
- Integrated rechargeable battery for portability
- HiFi Stereo Audio for enhanced sound experience
- Hands-free function for calls when connected to a smartphone
- Built-in FM Tuner for radio listening
- Bass enhancement for richer low-frequency sound
2.2 Conteúdo da embalagem
- RCA SP303BTBL Portable Bluetooth Speaker
- Cabo de energia
- Manual do usuário (este documento)
3. Controles e Portas
Familiarize yourself with the various controls and connection ports on your speaker for optimal use.

Image: Rear panel of the RCA SP303BTBL speaker, detailing the DC 5V charging port, the ON/OFF power switch, the TF CARD slot for Micro SD cards, the AUX input jack, and the USB port for media playback.
- Porta DC 5V: This port is used for charging the speaker's internal battery. Connect the provided power cable here.
- Chave ON / OFF: Slide this switch to the "ON" position to power on the speaker, and to the "OFF" position to power it off.
- Slot para cartão TF: Insert a Micro SD (TF) card into this slot for direct audio playback of compatible music files.
- Entrada AUX: Use this 3.5mm jack to connect external audio devices (e.g., MP3 players, computers) using an auxiliary audio cable.
- Porta USB: Insert a USB flash drive into this port for direct audio playback of compatible music files.
4. Configuração
4.1 Carregando o alto-falante
For optimal battery life, fully charge the speaker before its first use. The initial charge should be between 10 to 12 hours. Subsequent charges typically take approximately 5 hours.
- Connect the provided power cable to the DC 5V port on the speaker.
- Conecte a outra extremidade do cabo a um adaptador de energia USB compatível (não incluído) ou a uma porta USB energizada.
- The charging indicator light will illuminate to show that the speaker is charging.
- Once fully charged, disconnect the power cable from both the speaker and the power source.
5. Instruções de operação
5.1 Ligar/Desligar
To power on the speaker, slide the ON/OFF switch to the "ON" position. To power off the speaker, slide the switch to the "OFF" position.
5.2 Modo Bluetooth
Connect your speaker wirelessly to Bluetooth-enabled devices.
- Power on the speaker. It will automatically enter Bluetooth pairing mode, indicated by a flashing light or audible prompt.
- No seu dispositivo móvel (smartphone, tablet, laptop), ative o Bluetooth e procure por dispositivos disponíveis.
- Select "RCA SP303BTBL" from the list of found devices.
- Once successfully paired, the speaker will emit a confirmation sound.
- You can now play audio from your device, and it will be streamed through the speaker.
5.3 USB/MSD Card Mode
Reproduza músicas diretamente de um pen drive USB ou cartão Micro SD.
- Insert a USB flash drive into the USB port or a Micro SD (TF) card into the TF CARD slot.
- The speaker will automatically detect the storage device and begin playing compatible audio files (MP3, WAV formats are supported).
- Utilize os botões de controle da caixa de som (por exemplo, Reproduzir/Pausar, Próximo/Anterior) para gerenciar a reprodução.
5.4 Modo AUX
Conecte fontes de áudio externas usando um cabo de áudio de 3.5 mm.
- Conecte uma extremidade de um cabo de áudio de 3.5 mm (não incluído) à porta de entrada AUX da caixa de som.
- Conecte a outra extremidade do cabo à entrada de fone de ouvido ou à saída de áudio do seu dispositivo externo.
- A caixa de som mudará automaticamente para o modo AUX.
- Controle a reprodução e o volume diretamente do seu dispositivo externo.
5.5 Modo Rádio FM
Sintonize suas estações de rádio FM favoritas.
- Ligue o alto-falante.
- Switch to FM mode (typically by pressing a 'Mode' button, if available, or it may be an automatic selection).
- The speaker will automatically scan and store available FM stations.
- Use the speaker's controls to navigate between the stored stations.
5.6 Função mãos-livres
When connected via Bluetooth to a smartphone, the speaker can be used for hands-free calls.
- When an incoming call is received, the speaker will ring.
- Press the Play/Pause button (common control for this function) on the speaker to answer the call.
- Speak into the speaker's built-in microphone.
- Pressione o botão Reproduzir/Pausar novamente para encerrar a chamada.
6. Manutenção
Proper care will extend the life of your speaker.
- Keep the speaker away from water, moisture, and extreme temperatures (both hot and cold).
- Clean the speaker's exterior with a soft, dry cloth. Do not use abrasive cleaners, solvents, or strong chemicals.
- Avoid dropping the speaker or subjecting it to strong impacts, which can damage internal components.
- Guarde a caixa de som em local fresco e seco quando não estiver em uso por longos períodos.
7. Solução De Problemas
Caso encontre problemas com seu alto-falante, consulte a tabela a seguir para problemas comuns e suas soluções.
| Problema | Solução |
|---|---|
| A caixa de som não liga. | Ensure the battery is charged. Connect the power cable and charge for at least 30 minutes. Verify the ON/OFF switch is in the "ON" position. |
| Nenhum som. | Check the volume level on both the speaker and the connected device. Ensure the correct input mode (Bluetooth, USB, AUX, FM) is selected. Verify all audio cables are securely connected. |
| O emparelhamento Bluetooth falha. | Ensure the speaker is in Bluetooth pairing mode. Make sure Bluetooth is enabled on your device and it is within range (typically 10 meters). Try unpairing and re-pairing the device. |
| Má qualidade de som. | Reduce the volume if distortion occurs. Ensure the audio source is of good quality. For Bluetooth, move closer to the speaker to avoid interference from obstacles or other wireless devices. |
8. Especificações
Detailed technical specifications for the RCA SP303BTBL speaker.
| Recurso | Detalhe |
|---|---|
| Nome do modelo | SP303BTBL |
| Tipo de alto-falante | Portátil |
| Tecnologia de Conectividade | Bluetooth, USB, AUX, MSD, FM |
| Modo de saída de áudio | Estéreo |
| Fonte de energia | DC |
| Duração da bateria (média) | 5 horas |
| Tempo de carregamento | 5 horas |
| Dimensões do produto (C x L x A) | 40.5 x 16 x 20 cm |
| Peso do produto | 2.5 kg |
| Material | Composto |
| Cor | Preto/Azul |
| Tipo de garantia | 1 ano |
9. Garantia e Suporte
This RCA SP303BTBL Portable Bluetooth Speaker comes with a 1-year limited warranty from the date of purchase. Please retain your proof of purchase (receipt or invoice) as it will be required for any warranty claims.
The warranty covers manufacturing defects under normal use. It does not cover damage caused by misuse, accidents, unauthorized modifications, or normal wear and tear.
For technical support, warranty inquiries, or service, please contact RCA customer service. Refer to the product packaging or RCA's official webSite para obter as informações de contato e recursos de suporte mais recentes.