A4 Portable Wireless Bluetoo..

A4 Portable Wireless Bluetooth-compatible 5.0 Speaker Solar Charging Outdoor IPX5 Waterproof Music Subwoofer with Microphone - Grey Features: Stylish appearance, comfortable hand feeling, lightweight and portable Designed with 3 modes LED light, provide more convenience at night activities HiFi stereo sound effect, the bass is dynamic and shocking, bringing delicate music enjoyment 2.5 hours charging time, 3 months standby, long battery life Solar/cable charging design, more energy-saving and environmentally friendly Specifications: Function: Bluetooth, Support TF-card/U-disk(not included), data cable transmission, FM, solar Battery capacity: 1500mAh Bluetooth-compatible version: 5.0 Speaker: 3W * 1 Transmission distance: 10m Frequency response range: 100Hz-20KHz Signal-to-noise ratio: ≥85dB Working voltage: 3.7V Distortion: Charging voltage: DC5V Charging port: Micro USB Talk time: about 8.5 hours Music playback: about 8 hours Standby time: ≥90 days Charging time: about 2.5h Package I