Features:
1. Excellent sound quality: Built-in dual high-performance drivers and a unique enhanced bass bring you a different music experience.
2. Multi-function button control: Easily manage audio playback and call volume control, multi-function button, and built-in microphone. You can even use a 3.5mm audio cable to connect the Bluetooth speaker to a device without Bluetooth functionality.
3. Wireless Bluetooth connection: Enjoy high-definition stereo surround sound, support 10m wireless connection, and the connection is stable through walls without lag.
4. Bluetooth 5.0 technology: Using 5.0 Bluetooth technology, it is compatible with all Bluetooth-compatible devices. The speaker automatically reconnects to the last used device.
5. Long-term playback: Built-in 1500mAh large-capacity lithium battery, supports 4-5 hours of music playback time. Charging time is about 3 hours, equipped with USB data cable, easy to use.

Parameters:
1. Bluetooth version: 5.0 + EDR
2. Bluetooth connection distance: about 10m
3. Output power: 4 ohm 10W x 2
4. Speaker size: 66mm x 2
5. Frequency response: 87Hz-108MHz
6. Input voltage: DC5V 1A
7. Battery capacity: 1500mAh
8. Charging time: 4 hours
9. Working time: 4-5 hours
10. Noise signal: above 80 decibels

Package List:
Bluetooth speaker x 1
Audio cable x 1
Charging cable x 1
User manual x 1
Microphone x 1