Bluetooth box case speaker with FM, USB, AUX and SD card input - Black

Specifications:
Supports: Call function, bluetooth, microphone, TF / SD card playback
Features: FM Radio
Wireless connection: Bluetooth
Material: ABS
Interface: 3.5mm Audio, Micro USB, TF Card Slot, USB
Power supply: USB and battery
Working Voltage: 3.3-4.2V
Charge Volt: DC 5V
Charging Current: 1000mAh
Power output: 5W
Charging time: 2-3 hours
Usage time per Charge: 3-5 hours
Battery Type: Lithium Battery
Battery capacity: 1800mAh
Format: MP3, WMA, WAV, FLAC, APE
Size: 20 x 8.2 x 5.5 cm.
Weight: 370 g.

parameter:
Bluetooth version: V2.1
Transmission distance: 15m
Frequency range: 87.5-108Mhz
Frequency response: 80Hz-18kHz
SNR:> = 90db
Sensitivity: 80dB
Speaker: caliber 52mm 4ohm 5W

The package includes:
1 x Speaker
1 x USB cable
1 x AUX cable
1 x Manual