Bluetooth Specifications: V5.3

Sound Noise Ratio: approximately 95db

Wireless Transmission Range: 10m

Battery Capacity: 1200mAh

Built-in Voltage: 3.7V

Playback Time: approximately 3 hours (varies depending on audio content and volume)

Speaker Specifications: 52mm

Speaker Capacity: 4Ω/5W

Frequency Response: 120Hz-18KHz

Charging Input: 5V/500mA

Compatible with all Bluetooth devices.

Built-in microphone for instant calls.

High-power dual-channel speakers with built-in stereo sound and 360-degree stereo playback.

1200mAh battery for long-lasting life.

Supports music files in MP3, WMA, WAV, FLAC, and APE formats.

Supports TF card or micro SD card and external USB2.0 hard drive (not included).

Supports audio input from MP3/MP4/computer, can be connected to two speakers and synchronized with a mobile phone.