The B-Series Walkman has Drag & Drop and ZAPPIN functionalities as well as direct USB connectivity for easy transfer of music from your computer. The built in voice recorder lets you record personal notes and the FM tuner with record function allows recording of your favourite tunes on the radio at the touch of a button. The Quick Charge function provides up to 90 minutes of music playback in only 3 minutes charging.

General
Memory (Available capacity may vary)	4GB
Display	3-line LCD
Audio Technologies	BASS: Direct BASS enhancer
Input / Output Terminals	Headphone / Hi-speed USB (2.0)
Maximum Power Output	5+5mW
Power Source	Built-in 170 mAh rechargeable lithium-ion battery / USB power (from a computer via a USB connector of the player)
Recharging Method	Via USB Port
Recharge Time	Approx 70 Minutes (Full charge)
Function
FM Tuner	Yes
Voice / FM Recording Functions	Yes / Yes
Drag-and-Drop Music Transfer	Yes
Noise Cancelling Functionality	No
Bluetooth	No
WiFi Connectivity	No
Music / Audio
Supported Format	MP3 / WMA (DRM)
Sound Settings	5 Band Equalizer (Heavy / Pop / Jazz / Unique / Custom )
Searching Methods	Folder / All Songs / Artist / Album / Playlists / Genre / Release Year
Play Mode	Normal / Repeat / Repeat 1 Song / Repeat Shuffle
Continuous Playback Time	Approx. 18 hrs (128kbps)
Video
Supported Format	N/A
Frame rate	N/A
Resolution	N/A
Play Mode	N/A
Continuous Playback Time	N/A
Image
Supported Format	N/A
Play Mode	N/A
Slide Show Interval	N/A
File Formats Supported
MP3 Audio	Bit rate: 32 to 320kbps (Supports variable bit rate (VBR)), Sampling frequencies: 32, 44.1, 48kHz
WMA Audio	Bit rate: 32 to 192kbps (Supports variable bit rate (VBR)), Sampling frequencies: 44.1kHz
AAC Audio	N/A
Linear-PCM Audio	N/A
AVC(H.264/AVC) Video	N/A
MPEG-4 Video	N/A
Windows Media Video 9	N/A
AAC-LC Video	N/A
WMA (for Windows Media Video 9)	N/A
JPEG Photo Profile	N/A
Other
Dimensions (W x H x D)	86.0 x 23.6 x 14.5mm (w/ projecting parts)
Weight	Approx. 26 g
Supplied Accessories	Headphones, Quick Start Guide