Parameters:
1. Bluetooth version: V5.0
2. Effective distance: about 18m
3. Output power: 25W x 2
4. Battery capacity: 6600mAh
5. Charging time: about 3H
6. Playing time: about 15H
7. Waterproof grade: IPX5
8. Input power: Type-C 5V / 2.1A
9. Product weight: 1220g
10. Product size: 22x95x72mm
11. Play format: MP3/WAV/FLC/APE
12. Connection method: Bluetooth / TF card / audio cable / TWS

Features:
1. Made of durable fabric material and solid rubber shell, dustproof and dustproof, stylish and beautiful.
2. Adopt 50W high-power subwoofer, DSP sound effect processing, restore clear sound quality, surround sound experience.
3. Support TWS dual-device wireless series connection to create a 360-degree panoramic subwoofer sound effect.
4. Equipped with Bluetooth 5.0 smart chip, zero delay and no lag, higher stability.
5. Built-in high-definition call microphone, one-button hands-free answering, clear and unrestrained calls.