Zélot S39 50W haut-parleurs Bluetooth Portable sans fil caisson de basses extérieur SoundBox lecteur de musique étanche

50W Super bass sound, Low-frequency surging, 360 surround powerful sound . Used innovative metal double diaphragm, rejecting traditional plastic diaphragm. Hundreds of tuning attempts by professional acoustic engineers, three special sound effects . Support AUX mode, TF card mode, USB mode ,More options than just Bluetooth connection, enjoy music as you like Built-in noisecancelling microphone with strong sound reception ability ,No need to face the phone, Low energy consumption, stable performance ,Upgrade second-generation Bluetooth 5.0 Built-in upgraded7200mAh battery, keep playing 8 hours after being fully charged . Dual-port mobile power supply, No fear of running out of battery outdoors Come With Shoulder Strap ,Easy to carry outdoors Features : Battery capacity: 7200MAH Bluetooth version: V5.0 Charging voltage: DC 5V Speaker: 50W Transmission distance: 10m Frequency Response: 80Hz-20KHz Output power: 50W Signal-to-noise ratio: ≥85dB Working voltage: 7.4V Talk time: about 4-5H TF card playback: 6-8H Standby time: ≥30 days USB input: 5V2A