Features: 100% brand new and high quality Bluetooth-compatible 5.0 hands-free call,sound recorder FM radio TF card play USB disk play functions. Powerful bass 360 stereo surround sound New powerful multi-function configuration with multimedia Bluetooth-compatible 5.0 high-speed connection, effective transmission distance 10M, more freely to play Compatible with mainstream mobile phones, tablets, notebooks and other Bluetooth-compatible devices on the market Built-in high-definition microphone, support call function, adopt intelligent hardware noise reduction, provide high-definition sound quality Package Includes: 1 PC x USB Speaker 1 PC x Manual Specifications: FM Frequency: 87HZ-18KHZ Rated Power: 3W Channel: 2.1 Wireless connect: Bluetooth-compatible 5.0 10M/32.8FT(No Obstacle) Size:approx 106x33x61mm/4.17x1.3x2.4in Interface: USB Play Time:8Hrs Expansion Memory: 32Gb Noise Ratio: 75dB Color: Black / Golden / Red note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!