Zealot S37 Bluetooth Speakers 40W Output Power Wireless Sound Box Deep Bass Stereo Subwoofer Outdoor Waterproof Music Player

Bluetooth 5.1, Superior Compatibility,operating distance up to 10 meters 360 degree surround powerful bass and stereo HiFi sound effect. Support TF Card Play ,USB Pen drive Play ,AUX line-in 7200mAh Super big capacity lithium battery, playback time up to 16 hours. Support HD Talking, built-in sensitive HD microphone, answer incoming phone calls Build in 20W * 2 speakers .Deep bass ,Stereo Sound Breathing backlight, very cool, light dancing through the beat Come With Shoulder Strap ,Easy to carry outdoors Battery capacity:1800mah*4 Bluetooth version: 5.0 Speaker: 20w*2 Transmission distance: about 10m Frequency response: 100Hz-20KHz Signal to noise ratio: ≥75dB Working voltage: 3.7V Distortion: <1% Charging voltage: DC5V Charging port: Micro USB Talk time: about 8h TF card playback: 10-12H Standby time: ≥90 days Charging time: 6-10H Microphone Packing size:32*16*18cm Weight: 1.95kg