is a portable and multifunctional Guitar/Basseffector has 80 editable Presets, the users also can customizeeffectors chain and save. has built-in battery, it can last up to 10hours on a full charge. has 6 effects Modules, itcontains the Noise Gate,Boost,Compressor,20 Preamp,3-bandEQ,7 Modulations,5 Delays,6 Reverbs,20 IR CAB slots. the HOME button on the Main Display Screen to enterthe Module Operation Screen, then use the PARA Knob tocustomize the position of the effects Module. At this time, you canalso select any Module by pressing the Right-Footswitch and thenopen/close this module with the Left-Footswitch, which isconvenient for the user to control the Module on/off with the footduring the performance. When you click the MOD/ Button, theMOD/ Module opens on the screen, you can tap theRight-Footswitch to adjust the effect speed of the MOD/DLYModule. You can download the computer software or mobile APp fromour official channels, use it to edit presets,swap presets,sharepresets,import/export presets, and import the iR files, import theAMP module timbre data, besides you can restore the factorySettings or firmware upgrade on the computer. support BTwireless music, earphone monitoring function, and computersound card, etc. integrates a variety of function, it is easy-carryand it has excellent sound! could be a good partner of yourmusic instruments. Input: Standard 1/4 inch jack MONO/ Output: Standard 1/4 inch jack MONO/, 1/8 inch Stereo jack Sample rate: 44.1KHz/24bit Size: 113(L)x109(W)x41(H)mm weight: 410g Power supply & USB data transmit: Type-C,5V equal 300mA Battery capacity: 2000mah Battery Model/Type: 103450 Battery Nominal Voltage: 3.7V Battery life: 10+ hours icharging current limit: about 408 mA Dynamic Range: 105dB Effects Slots/Effects Modules: Total of 6+1 simultaneous effects slots, it can customized the order Presets amount: 40+40 USB AUDIO (OTG): 44.1K/24Bit, support Loopback ON/OFF BT music: support Software support: ,,IOS,Androind lR processing: 44.1K/24Bit Mono WAV files, 1024 sampling points Power supply: built-in battery or USB 5V AMP modeler: totally 20 (1-15 is electric guitar preamp, 16-20 for bass preamp) IR slots: totally 20 (1-15 is electric guitar CAB, 16-20 for bass CAB) working current: about 200 mA Colour:black Material:plastic Package Contents: 1 * Guitar Effects Processor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.