ZEALOT S7 Portable Smart Touch Stereo Bluetooth Speaker with Built-in Mic, Support Hands-Free Call & TF Card & AUX (Silver)

1. Smart touch screen, simple operation
2. Subwoofer dual speakers, stereo surround
3. Support TF card or Micro SD card, can be used without Bluetooth
4. Built-in sensitive microphone intelligent noise reduction, clear call
5. AUX audio input, easy wired connection
6. 2A output charging port, it is a speaker and an emergency mobile power supply
7. Built-in large-capacity battery has long battery life, and can listen to songs continuously for 20 hours

specification:
1. Bluetooth version: 4.2
2. Speaker: 2 ohm 8W x2, 2 ohm 5W x2
3. Transmission distance: about 10m
4. Frequency response: 80Hz-20KHz
5. Signal to noise ratio: 85dB
6. Working voltage: 3.7V
7. Charging voltage: DC5V
8. Charging port: Micro USB
9. Battery capacity: 8000mAh
10. Talk time: about 8h
11. Music playback: about 8h
12. Standby time: about 30 days
13. Charging time: about 8h (different charger specification time is different)
14.USB output: 5V 2.3A
15. Size: 260x72x84mm