Demeras Computer Speaker Portable Battery Portable Audio & Video Review

HIGH PERFORMANCE VOICE: Outdoor speaker has low voltage, low power consumption, power amplifier IC, pure sound quality, low distortion,produce an impressive 360 ​​° surround sound.Provide a comfortable listening experience for you. 3.5MM CONNECTION: 3.5mm audio cable is attached to the bottom of the portable speaker, and a USB port is also provided.Suitable for MP3,MP4, MP5,mobile phones, computers and other devices with 3.5mm audio jack. PLUG AND PLAY: Computer speaker can universal USB and 3.5mm interface perfect for all kinds of computers and cellphones.USB Powered and 3.5mm Audio Input,Just plug the USB cable into your device or the power supply and plug the 3.5mm jack into your audio device and not need drives,no waiting. LONG PLAYTIME: Usb speaker has built-in 180mah battery, no external power required, 1.5 hours of playback time at maximum volume, and about 3 hours of playback time at 50% volume Charging time is 2 hours.Low voltage, low power consumption. UNIQUE DESIGN: The smooth surface and delicate round design make the pc speaker look so elegant. With hanging holes and retractable design, it is small and light, which can be carried anywhere. Ideal for outdoor, hiking, camping, picnic, beach, etc.