• Twin MP3-player for DJ's with built-in audio mixer.
• Supports USB memory sticks and portable USB-hard disks!
• Supports SDHC memory cards up to 32GB
• Both players can read simultaneously from the same memory card / USB-hard disk
• Alphanumeric LCD display supports ID3V2 tags (song title, artist, genre, bit rate)
• Full support for all kinds of MP3 sub formats:
• MPEG1 layer3 (32 + 44,1 + 48kHz)
• MPEG2 layer3 (16 + 22,05 + 24kHz)
• MPEG2.5 layer3 (8 + 11,025 + 12kHz)
• Supports both CBR and VBR bit rate modes
• The user interface of both MP3-players is identical to ordinary CD-players: DJs can easily start using the USB900 and all its intuitive possibilities:
• Ultra fast memory start within 10msec
• Real-time cue (“Cue on the fly")
• 4 Hot Cue buttons can hold cue points and/or seamless loops
• Up to 4 Seamless loops for every track with reloop/stutter
• Seamless real-time loop edit function for begin and end points!
• Full automatic beat counters with extra TAP-function
• Pitch Lock (Master Tempo)
• Pitch ranges: +/-4% +/-8% +/-16% +16%/-100%
• Pitch bend on jog wheel with adjustable pitch bend parameter for ultra precise pitch bending
• 100% anti-shock under all conditions!!!
• 1/75sec frame search
• Fader start: on internal mixer or via external inputs
• Auto Cue function (-48dB)
• Track mode: track search on the entire storage device
• Internal 2channel mixer:
• Both channels have gain and digital treble/bass controls
• Both channels equipped with “easy glide" VCA-DJ-faders
• Removable VCA crossfader with fader starts
• Headphone with volume and high power amplifier
• PFL monitoring with mixing of cue and master signals in headphone
• Several working modes:
• With internal mixer: just connect the mixed output to an amplifier or powered loudspeakers
• No internal mixer but with tone controls: 2 separate outputs, both with tone controls active.
• No internal mixer or tone controls: 2 separate outputs, both without tone controls.
• Easy firmware updates via internet downloads.

Technical Information

Power Supply: DC 6V / 3A ~ Special AC/DC adapter should be used!
Frequency response: 20-20.000Hz (+/-0.5dB)
THD + noise: S/N Ratio (IHF-A): >99dB @ 1kHz.
Player outputs: 2V @ 100kΩ
Mixer output: 2V @ 100kΩ
Tone controls: +10/-26dB @ 10kHz / 100Hz
Headphone: 80mW@32Ω

MP3 FORMATS:    
MPEG1 Layer3 (ISO/IEC11172-3):
mono / stereo sampled at: 32 - 44,1 - 48kHz
Bitrates: 32 – 320 Kbps
Bitrate modes:CBR (Constant Bitrate) or VBR (Variable Bitrate)
MPEG2 Layer3 (ISO/IEC13818-3):
mono / stereo sampled at: 16 – 22,05 - 24kHz
Bitrates: 32 – 160 Kbps
Bitrate modes: CBR (Constant Bitrate) or VBR (Variable Bitrate)
MPEG2,5 Layer3:    
mono / stereo sampled at: 8 – 11,025 - 12kHz
Bitrates:  32 – 160 Kbps
Bitrate modes: CBR (Constant Bitrate) or VBR (Variable Bitrate)

Possible file extensions: mp3 ~ .MP3 ~ .mP3 ~ .Mp3
Maximum MP3-file size: max 341MB or 233 minutes
ID3 tag compatibility: ID3v2 and earlier

Dimensions: 482 (W) x 132 (D) x 74.8 (H)mm
Weight: 2,2kg