Brand: ruizu
Product Name: ruizu fever level high sound quality hifi lossless MP3 student portable listening e-book card recording player X02

Original from: China
Gross weight: 100.0
Capacity: 4G

Specification and packing

Subject:
Brand
Ruizu
Interface
USB2.0
Certified model
.
Specifications:
Weight
45g
Video:
Video format
Nothing
Audio:
Frequency range
20Hz to 20000hz