Speaker volume and song change button is touch (long press to adjust the volume, short press song change)
<br />
<br />Speaker 1 + 1 couplet function:
<br />In the two speakers no connection status, press and hold a "M" function keys, 
<br />hear the "boom" to open the couplet mode, the light flash, the link and then hear the "boom", 
<br />flashing light, using a cell phone connection Bluetooth, you can play music at the same time two.
<br />
<br />Type: Bluetooth speaker
<br />Connection: Bluetooth connection
<br />Interface type: TF card
<br />Battery capacity: 1800mAh
<br />Frequency response range: 40Hz-20KHz
<br />Output power: 8W
<br />Signal to noise ratio 20Hz-18KHz
<br />Power supply: built-in lithium battery
<br />Channel: 2.1
<br />Duration: 6 hours
<br />Extended storage: 32GB
<br />Bluetooth protocol: 4.1
<br />Number of speakers: 1
<br />Effective distance: 10 meters
<br />Function: call function, voice prompt, card, radio, 1 + 1 series
<br />Operation mode: key
<br />Dimensions: 13.2 * 11.8 * 14cm
<br />Product weight: 0.55 KG
<br />Packing: Speaker * 1 Charging line * 1 Audio cable * 1 Manual * 1 Packing box * 1<p> <b><b><img src="https://contestimg.wish.com/api/webimage/5a03055e2b0a1c4faa07560e-large.jpg"><img src="https://contestimg.wish.com/api/webimage/5a03055e2b0a1c4faa07560e-26-large.jpg"><img src="https://contestimg.wish.com/api/webimage/5a03055e2b0a1c4faa07560e-27-large.jpg"><img src="https://contestimg.wish.com/api/webimage/5a03055e2b0a1c4faa07560e-28-large.jpg"><img src="https://contestimg.wish.com/api/webimage/5a03055e2b0a1c4faa07560e-29-large.jpg"><img src="https://contestimg.wish.com/api/webimage/5a03055e2b0a1c4faa07560e-30-large.jpg"><img src="https://contestimg.wish.com/api/webimage/5a03055e2b0a1c4faa07560e-31-large.jpg"><img src="https://contestimg.wish.com/api/webimage/5a03055e2b0a1c4faa07560e-32-large.jpg"><img src="https://contestimg.wish.com/api/webimage/5a03055e2b0a1c4faa07560e-33-large.jpg"><img src="https://contestimg.wish.com/api/webimage/5a03055e2b0a1c4faa07560e-34-large.jpg></b></b></p>