ECTS

1687 Portable Bluetooth Speaker with Wireless Microphone Led 4" Connection bluetooth Connection usb usb tf fm radio No remote control Model kts

1687 Speaker battery capacity 1800mah Microphone battery capacity 500mah Speaker driver size 4 inch Speaker power 10w Frequency response 100hz

20khz Signal to noise ratio >85db Charging time 2

3 hours Charging dc5v micro usb Supported memory card size 32gb Music listening / karaoke time 1

2 hours (with 75% music sound) Speaker dimensions 18

5 x 14

5 x 18

1 cm Off/on key Micro usb charging port dual point Set strange echo Display screen: No Smart personal assistant: No Volume control: No Built-in microphone: Yes Tweeter size: Electrostatic tweeter Custom pattern: Yes Usage: Portable music player, mobile phone, karaoke player, computer, stage, outdoor, party Channels:2 (2

0. Special feature: Wireless