Introducing the Portable Mini Speaker with a Retractable design, this small and lightweight speaker is perfect for use with your mobile phone, MP3, MP4, MP5, computer or any other device with a 3.5mm audio jack.

With a low voltage and low power consumption, this speaker provides pure sound quality and low distortion, making it perfect for daily use. The simple and stylish design allows it to easily match with any device or occasion.

Equipped with a built-in 180mah battery, this speaker doesn't require any external power supply and can play at the maximum volume for up to 1.5 hours, or at 50% volume for about 3 hours. The speaker comes with an audio cable at the bottom and a USB charging cable, making it easy to take with you wherever you go or travel.

The speaker's specifications include a size of approximately 52 x 52 x 38mm, an ABS material construction, an impedance of 4 (Ω), a distortion of 0.5 (%), and a frequency response range of 200-20K (Hz). The sensitivity SNR is ≥ 89db (dB), and the speaker unit size is 3.5 (mm).

The package includes 1 speaker and 1 USB charging cable, with a package weight of 78g. The audio cable length is approximately 12cm/4.7 in, and the charging cable length is 50cm/19.7in.