811L

This is an analog Bluetooth speaker, waterproof to IPX6, bluetooth wireless speakers, or portable speakers.

You can hurt her when you are on a public walk or mountain climbing.
 RGB light effect is very cool, and is a variety of color combinations.

And the beautiful sound quality along the way, which I think is the best Choice.

Bluetooth is the latest version 5.0, with more stable and longer transmission distances. It's also faster.
The size is also suitable, three hands can easily hold, a variety of colors, men and women can use, to meet your picky choice.

Function	Bluetooth, handsfree, TF card, U disk, AUX,TWS，and IPX 6
Material	ABS+Rubber+Fashion fabric+Silica gel
Charging Port	USB Micro
Charge	DC 5V
Color	Black, blue, green, yellow, red,
Unit size	80*80*90mm
Net weight	350
Bluetooth	5.0
Channel	Stereo
Speaker	40 mm * 5w*2pcs
Bass diaphragm	37*1.5mm
Distrant	>10M
Extend	none
Frequency	100Hz-20KHz
Battery	1200mah/3.7V