Altifalante portátil ESPERANZA EP154, 3W RMS, Bluetooth 5.0, MicroSD, FM, 4 h de reprodução, preto

Compact portable Bluetooth speaker with RGB LED backlight, designed for playback from Bluetooth-enabled devices and MP3 files from a TF (microSD) card. The speaker also features an FM radio and is suitable for use in the car, when traveling or at home.

Advantages

The Esperanza EP154 offers Bluetooth 5.0 connectivity with common profiles (A2DP, AVRCP, HFP, HSP) for wireless audio and control. It supports MP3/MP4 playback from a built-in TF (microSD) card slot, has an AUX mini-jack input, and includes a USB‑C charging cable. The unit is small and lightweight with an RGB LED backlight and provides up to 3–4 hours of music playback on its built‑in 400 mAh lithium polymer battery.

Suitable for

• Listening to music in the car
• Portable use while traveling
• Indoor use at home

Key specifications

• Bluetooth version: 5.0 (profiles: A2DP, AVRCP, HFP, HSP)
• Bluetooth transmitter power: 3 dBm
• Bluetooth frequency: 2.402–2.480 GHz
• Maximum range: up to 10 m
• Built-in TF (microSD) card slot for MP3/MP4
• AUX mini-jack input
• Output power: 3 W
• Frequency response: 280 Hz–16 kHz
• Battery: built-in Lithium Polymer 400 mAh
• Charging voltage: 5 V; charging time: 1.5–2 h
• Music playing time: 3–4 h
• Includes USB‑C charging cable (30 cm)

How to use

Charge the speaker using the included USB‑C cable until fully charged (approximately 1.5–2 hours). To play audio via Bluetooth, enable Bluetooth on your source device, select the Esperanza EP154 from the device list and connect. To play files from a TF (microSD) card, insert the card into the slot; MP3/MP4 files will play directly. For wired playback, connect an audio source using the AUX mini‑jack input. Use the speaker controls to adjust volume, skip tracks and switch modes (Bluetooth, TF card, FM radio, AUX).

Recommendations

For best performance keep the speaker within 10 m of the connected Bluetooth device and avoid physical obstacles. Charge fully before first use and do not expose the speaker to moisture or extreme temperatures.