The customer comes first! If you have any dissatisfaction with the product, we support full refund within 30 days! S18 Wireless Bluetooth Speaker Outdoor Portable Subwoofer Radio Small Sound Features: button hands- high-definition call -- When there is an incoming call when Bluetooth is connected, directly press the phone button to enter the hands- call. The speaker is equipped with a microphone to your hands. channel A intelligent Bluetooth chip -- new generation of Bluetooth 5.0 high-speed transmission, no distortion, low delay, intelligent voice control. Small volume and large energy -- 5W big speaker, loud field, strong bass. 52mm full frequency horn and 52mm bass amplifier. Support to listen to music while charging, USB interface portable charging. It supports mobile phone charging head, car USB interface charging, computer USB, and portable charging of charging bank. It is both a Bluetooth speaker and a radio. surround, sound effect. Support FM, USB flash disk, and AUX playback modes. Product Description: Bluetooth version: Bluetooth 5.0 Transmission distance: 15m in straight line Battery capacity: A new double protection 1200mah Input: 5V 0.5-2A Charging time: 3-4 hours Playback time: 6-8 hours (medium volume) Product size: 16.5 * 4.0 * 5.6cm Package size: 19.0 * 4.3 * 6.3cm Package List: 1 * Audio 1 * Charging cable 1 * Instructions 1 * PE bag 1 * Color box packaging Viflosae S18 Wireless Bluetooth Speaker Outdoor Portable Subwoofer Radio Small Sound Electronics Gadgets Up to 40% Off button hands- high-definition call -- When there is an incoming call when Bluetooth is connected, directly press the phone button to enter the hands- call. The speaker is equipped with a microphone to your hands. channel A intelligent Bluetooth chip -- new generation of Bluetooth 5.0 high-speed transmission, no distortion, low delay, intelligent voice control. Small volume and large energy -- 5W big speaker, loud field, strong bass. 52mm full frequency horn and 52mm bass amplifier. Support to listen to music while charging, USB interface portable charging. It supports mobile phone charging head, car USB interface charging, computer USB, and portable charging of charging bank.