Eson Style ES10 Stereo Bluetooth Speaker With True Wireless Charge Speaker Alarm Clock Speaker

1. Bluetooth protocol: Bluetooth version 4.2 2 Support 10W wireless charging. (Max.),Works with DC 9V Power 3. Resistance of speaker : 4Ω. Driver: 2*5W 4. Bluetooth effective distance: 10 meters 5. Sleeping mode : Long press the rotary switch to enter the sleeping mode. Short press the rotary switch again to set the waiting period before sleeping mode. 6.Snooze mode : Short press the rotary switch to enter snooze mode when the alarm rings. The alarm will ring 9 minutes later when enter snooze mode. 7.Rotary switch: Clock / Alarm clock setting, Adjust the volume, 8. Built-in microphone : Allow to send and receive phone call. 9. Battery capacity: 3.7V 2600mAh, Charge time:4-6 hours 10, Built-in battery only serves for speaker. It doesn't supply for wireless charging or USB output. 11, Playtime: Maximum volume: 4h, 80%: 6h, 50%: 8h 12, Support digital LED screen display, Temperature display,Alarm,Rotary switch, FM radio, TF card, Aux play, Build in mic handsfree, USB mode.