Portable Computer Speaker, Mini Travel Loud Speaker with 3.5mm Audio Cable, Retractable Speaker, USB External Speaker For Mobile Phone MP3 PC(Black)

Description: With hang hole design, this speaker built-in battery is so small and lightweight that you can take it anywhere anytime. Equipped with a 3.5mm audio cable at the bottom, you can listen to music after connection with mobile phone, MP3, MP4, computer and other devices with a 3.5mm audio jack. Specifications: Material: ABS Size: Approx. 52 * 52 * 38mm / 2.0 * 2.0 * 1.5in Impedance: 4 (Ω) Distortion: 0.5 (%) Frequency response range: 200-20K (Hz) Sensitivity SNR: ≥ 89db (dB) Speaker Unit size: 3.5 (mm) Carrying power: 2.2 Battery capacity: 180mah Color: Black, White (Optional) Package weight: 78g Package List: 1 x Speaker 1 x USB Charging CableIf the USB cable is lost and the volume is too low, please contact us for replacement in time.