STEREO: Retro speaker has 360 degree stereo sound effect, surround HiFi sound quality, up to 3 hours of battery life. 5.0: Retro speaker uses upgraded 5.0 connectivity for faster , lower power consumption, and better anti interference capability. SMALL AND CONVENIENT: Vintage speaker has a delicate and compact appearance, light weight, does not occupy too much space, easy to carry. HIFI: speaker has HiFi grade sound speaker with HiFi chip, excellent use, simple connection, play. PLAY MODES: Vintage speaker has connection, U disk, small memory card and sound output multiple play modes. 1. 5.0: Retro speaker uses upgraded 5.0 connectivity for faster transmission, lower power consumption, and better anti interference capability.
2. STEREO: Retro speaker has 360 degree stereo sound effect, surround HiFi sound quality, up to 3 hours of battery life.
3. HIFI: speaker has HiFi grade sound speaker with HiFi chip, excellent use, simple connection, play.
4. PLAY MODES: Vintage speaker has connection, U disk, small memory card and sound output multiple play modes.
5. SMALL AND CONVENIENT: Vintage speaker has a delicate and compact appearance, light weight, does not occupy too much space, easy to carry.

Spec:
Item Type: Retro Speaker
Material: Plastic, Electronics
Version: BT5.0
Transmission Frequency: 60MHz to 120MHz
Reception Distance: Straight Line Without Obstacles Greater Than or Equal to 10m/10.9yd
Speaker: 40mm/1.6in 4 Ohm 3W
Charging Voltage: DC5V 300‑400mA
Charging Time: 2‑3H
Operating Hours: Volume Maximum Greater Than or Equal to 2H, Volume Minimum Greater Than or Equal to 3H
Function: Connection, U Disk, Small Memory Card, Sound Output
Battery Type: Built in 400mAh Lithium Battery

How to Use:
Turn on and use

packing list:
1 x Vintage Speaker
1 x Sound Cable
1 x Charging Cable