Portable Bluetooth Speaker with Retro Knob and TF Card Support

Choose a portable Bluetooth speaker with a retro knob design and a 3W speaker. Play audio through Bluetooth, a U disk or a TF card, with audio output also supported. The speaker measures approximately 97 × 50 × 73 mm and has an ABS plastic housing with plating. Its 3.7V 400mAh battery provides 2–2.5 hours of playback, with a charging time of 2–3 hours. Bluetooth reception reaches 10 meters, depending on your environment. - Bluetooth solution: JL4.1 - Speaker power: 3W - Battery: 3.7V 400mAh - Receiving distance: 10 meters, environment-dependent - Charging time: 2–3 hours - Playback time: 2–2.5 hours - Frequency response: 50Hz–20kHz - Signal-to-noise ratio: ≥90dB - Housing: ABS plastic with plating - Functions: Bluetooth, U disk, TF card and audio output - Approximate dimensions: 97 × 50 × 73 mm / 3.82 × 1.97 × 2.87 inches - Package contents: speaker, USB cable, manual and packaging box Product category: Electronics & Accessories. Listed options: Pink; White; Blue; Black; Brown. Condition: New.