Portable Speaker with 3.5mm Plug Handsfree Speakers Audio Music Player for Phone Computer Use

Feature: 1. Plug and play, simple plug into 3.5mm audio interface and turn on speaker, no waiting. 2. It has a built in 220mah rechargeable battery, which can play for up to four hours on a single charge and up to four times the normal volume. 3. Compact and lightweight, portable and easy to store. 4. With a micro usb charge port, it can be rechargeable. 5. Compatible with any device with 3.5mm aux audio interface, such as tablet PC, mobile phone, laptop, MP3, MP4, carCD etc. Specification: Item Type: Speaker Material: Plastic Color: As Pictures Shown Horn: 28 mm 1.1 in in Diameter, 4 Ohm 2 W Output Power: RMS 2Wx1 Frequency Response Range: 80HZ 20KHZ SNR: >=80dB Battery: 220mAH Charging Time: <1.5 Hours Standby Time: >=240 Hours Working Time: About 4 Hours Charging Interface: Micro USB Interface. Package List: 1x Speaker1x Date Cable1x Instruction Note: 1. Please allow 1‑3cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.3.