Sony NWZ-B183F Walkman 4GB Digital Music Player with FM, 20 hours of battery life 4.1 Speakers BLUETOOTH Version 5

BLUETOOTH Version 5

signal and clip LEDs to monitor performance

32 bit/8–384 kHz

finely grooved serrated cable reduces tangling

The gain control knob located on the microphone body

Sony NWZ-B183F Walkman 4GB Digital Music Player with FM, 20 hours of battery life 4.1 Speakers BLUETOOTH Version 5Sony NWZ B183F Walkman 4GB Digital Music Player with FM, 20 hours of battery life Design : Distinctive design with aluminium finish with Built In USB Drive Bass Boost : Bass Boost function for low end power Built In Memory : 4 GB capacity for around 900 songs Long Battery Life : Up to 20 hours of battery life for long listening hours Quick Charge : 3 minute Quick Charge while you are in Hurry Weight : Light weight of 30grams Radio Tuner : Supports FM