Echo resonance principle using voice, deep and powerful sound bamboo materials guaranteed.
Phone in the card slot, either better let you enjoy the joy of music to be more convenient to let you watch the video.
The natural wooden handmade sound amplifier enables you to share your music through passive sound amplification. Incredibly durable and renewable wooden and bamboo bring a relaxed style to any area. Our passive amplifier is hand-made to create a unique and one of a kind look.
Material: Natural Bamboo
Stylish, Hip and Modern
After carbonization, the outer surface of furniture paint
Wooden manufacture and the retaining unique wooden grain, retro.
Place your phone vertically to listen music, read books or surf the web.
Smooth surface and excellent touch feeling to protect your device for scratches and sliding.
No battery, no power supply, a great gift for anyone who loves MUSIC
With sound amplifier function, it adds 10 decibels of volume to your phone's speaker, speakerphone calls are crips and clear.
Can be used both indoor and outdoors
Can be used for mobile phones with thickness less than 12 mm and width less than 3.3 inches（8.4cm)
Sound amplifier feature: only compatible with the phone which the speaker located at the right side of the phone bottom