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 Pre Select 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 Optional AC adapter
SPECIFICATIONS Maximum number of simultaneous effects: 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: 32bit Display 128x32 dot matrix LCD Input INPUT Standard mono phone jack Rated input level: -20 dBu Input impedance (line): 470 k AUX IN Stereo mini jack Rated input level: -10 dBu Input impedance (line): 1k Output Standard stereo phone jack (combined line/headphone) Maximum output level: Line +2 dBu (10 k or more output impedance) Headphones 17 mW + 17 mW (32 load) 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)