10W Bluetooth Speaker Wireless Subwoofer Portable HiFi Bass FM Radio TF Card Loudspeaker Outdoor Speaker with Mic (Size : Red)

Features:
Battery capacity: 1800mAh lithium battery
bluetooth version: 5.0
Speaker: 5W * 2
Transmission distance: about 10m
Frequency response: 100Hz-20KHz
Signal to noise ratio: ?90dB
Working voltage: 3.7V
<;1%
Charging voltage: DC5V
Charging interface: Micro USB
1. Call duration: about 3h
2. Music player: about 3.5h
3. Standby time: ?30 days
4. Charging time: about 2.5h (different charger specifications have different times)
Package Included:
1x Zealot S36 bluetooth speaker
1x Usb charging cable
1x Audio cable
1x English manual