U Disk TF Card Subwoofer Speaker

Item: Subwoofer Wireless Speaker S10

Material: PLASTIC
Wireless Type: Bluetooth
Battery: Yes
Support Memory Card: Yes
Cabinet Material: PLASTIC
Playback Function:MP3,Other
PMPO:3W
Output Power:3W
Frequency Range:20Hz-20KHz
Speaker Structure: Sealed
Speaker Classification: Tweeter
Audio Crossover: Full-Range
Speaker Type: Portable
Channels:2 (2.0)
Special Feature: Portable, Mini, Wireless
Communication:Bluetooth,AUX,USB
Power Source: Battery
Number of Loudspeaker Enclosure:1
Feature: Play Video
Voice Control: No
Bluetooth version: V4.0
USB charging input voltage:5V
Battery capacity:400mAh
Endurance capacity: about 6-12 hours
Charging voltage:5VDC
Lithium battery specifications:3.7V
TF card: support (not included)
Signal to noise ratio:90HZ-20K / 65dB
Bluetooth use band:2.4000GHZ - 2.4835GHZ
Wireless transmission distance:about 10 meters/32.81ft