From the manufacturer
B1X FOUR FEATURES● B1X FOUR offers over 70 built-in effects● 9 amp models for simulating classic rigs● Up to 5 effects can be used simultaneously, chained together in any order● Built-in expression pedal for control over any parameter (B1X FOUR only)● Looper for recording up to 30 seconds / 64 beats of CD-quality audio● ZOOM Guitar Lab software for creating, editing and managing effects and patches● 68 built-in rhythm patterns which can be used in conjunction with the Looper● 50 memory locations for storing user-created patches● Auto Save function for automatic saving of all patch parameters● PRESELECT function allows silent patch selection while the current patch remains operational● Onboard chromatic tuner● Input jack accepts standard mono bass guitar cable (both active and passive instruments supported)● Auxiliary input jack for connection of personal music players● Output jack for connection to amp or headphones● Lightweight and small enough to fit in your gig bag● Easily integrated into any existing pedal board● Runs on 4 AA batteries, with alkaline battery life of 18 hours● USB port for firmware updates, power and connection to ZOOM Guitar Lab
SPECS General Specifications MAXIMUM NUMBER OF SIMULTANEOUS EFFECT 5 USER PATCHES 50 SAMPLING FREQUENCY 44.1 kHz A/D CONVERSION 24-bit, 128× oversampling D/A CONVERSION 24-bit, 128× oversampling SIGNAL PROCESSING 32−bit DISPLAY 128x32 dot matrix LCD INPUT INPUT Standard mono phone jack | Rated input level: -20 dB | Input impedance (line): 470 kΩ AUX IN Stereo mini jack | Rated input level: -10 dBu | Input impedance (line): 1kΩ OUTPUT Standard stereo phone jack (combined line/headphone) Maximum output level: Line +2 dBu (10 kΩ or more output impedance) Headphones 17 mW + 17 mW (32Ω load) Additional Specifications INPUT S/N 120 dB NOISE FLOOR (RESIDUAL NOISE) -97 dBu POWER AC adapter: 9V DC 500mA center negative (ZOOM AD-16) | 4 AA batteries (about 18 hours continuous operation time when using alkaline batteries with the LCD backlight off) USB Connector: USB2.0 Micro-B Guitar Lab | Standard: USB 1.1 Full Speed Supported cable: USB2.0 Micro-B cable | Use cables for data transfer. | Power can also be supplied through the USB port. | When using a cable designed only for power, other USB functions cannot be used.
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