Fischer Fahrrad multimedia smartphone box Driving the bike does not give up a good sound? Using the Fischer Fahrrad multimedia smartphone box enables you to use apps for directions or the Fischer Fahrrad APP with the status reports of the e-bike while cycling. The mobile phone holder for the bicycle handle has a built-in speaker, a power bank and a hands-free function. Whether music or telephone call, you can simply listen while driving. With FISCHER more bass on the bike The phone holder can be used as a smartphone with a width of 50 - 90 mm and is easily adjustable. The holder has an anti-slip coating to prevent slipping of the Smartphone. With the 5 watt Bluetooth loudspeaker you can run music with impressive bass and adjust the volume at the holder. Instead of Bluetooth you can also play music or enjoy an audio book via USB, SD/TF card and an AUX input. Music formats like MP3, WMA and WAV are supported. Thanks to the built-in 4400 mAh rechargeable battery, the FISCHER Smartphone