Boss RC-500 Loop Station

This is what Boss say about the RC-500:

A Dual-Track Looping Powerhouse
The RC-500 is the ultimate creative companion for guitarists, singer-songwriters, multi-instrumentalists, and loopers ready to elevate their performances. With two independent tracks, stereo instrument and mic inputs, built-in rhythms, and dynamic Loop FX—all powered by pristine 32-bit audio—you can craft layered compositions in real time with precision and depth. Save your loops to onboard memory and unlock even more potential through external control and MIDI integration. Packed with cutting-edge Loop Station features, the RC-500 equips serious musicians with everything they need to spark creativity and captivate any crowd.

• Sampling Frequency: 44.1 kHz
• AD/DA Conversion: 32 bits
• Processing: 32-bit floating point
• Nominal Output Level: OUTPUT A/MONO, B: -10 dBu
• Maximum Output Level: OUTPUT A/MONO, B: +8 dBu
• Output Impedance: OUTPUT A/MONO, B: 1 k ohm
• Recommended Load Impedance: OUTPUT A/MONO, B: 10 k ohms or greater
• Bypass: Buffered bypass
• Memory: 99
• Display: Graphic LCD (96 x 32 dots, RGB backlit LCD)

Recording/Playback

• Number of Tracks: 2
• Data Format: WAV (44.1 kHz, 32-bit float, stereo)
• Maximum Recording Time: Approx. 1.5 hours (1 track), Approx.13 hours (total of All memories)

Rhythm

• Rhythm Type: 57 Patterns x 2 Variations
• Rhythm Kit: 16 types

Effect

• LOOP FX (only for loop tracks)
• Type: BEAT REPEAT, BEAT SHIFT, BEAT SCATTER, VINYL FLICK
• Reverb (only for rhythm part)

Nominal Input Level

• MIC IN:-40 dBu (variable)
• INST IN A/MONO､B: -10 dBu

Maximum Input Level

• MIC IN:+8 dBu
• INST IN A/MONO, B: +8 dBu

Input Impedance

• MIC IN: 4 k ohms
• INST IN A/MONO, B: 1 M ohm

Controls

• REC/PLAY switch
• STOP switch
• TRACK SELECT switch
• MEMORY/VALUE knob
• MIC LEVEL knob
• TRACK 1 slider
• TRACK 2 slider
• TRACK 1 EDIT button
• TRACK 2 EDIT button
• RHYTHM TEMPO button
• RHYTHM ON/OFF button
• MEMORY button
• MENU button
• EXIT button
• ENTER button
• INPUT button

Connectors

• INST IN A/MONO, B jacks: 1/4-inch phone type
• MIC IN jack: XLR type (balanced, phantom power: DC 48 V, 10 mA Max
• OUTPUT A/MONO, B jacks: 1/4-inch phone type
• CTL 1,2/EXP jack: 1/4-inch TRS phone type
• USB port: USB micro B type
• MIDI (IN, OUT) jacks: stereo miniature type
• DC IN jack

Power

• Power Supply: Alkaline battery (x4, AA, LR6), AC adaptor (PSA-S series: sold separately)
• Current Draw: 330 mA (with phantom power), 240 mA (without phantom power)
• Battery Life (Alkaline): Approx. 3.5 hours (without phantom power), Approx. 2 hours (with phantom power)

Weight & Dimensions

• Weight: 950 g (2.1 lbs)
• Dimensions (mm): 170 (W) x 138 (D) x 60. (H)
• Dimensions (inches): 6-3/4 (W) x 5-7/16 (D) x 2-3/8 (H)

Accessories

• Owner's Manual
• Leaflet
• Alkaline battery (x4, AA, LR6)
• Rubber foot (x4)

Options (Sold Separately)

• AC adaptor: PSA-S series
• Footswitch: FS-5U
• Dual Footswitch: FS-6, FS-7
• Expression Pedal: FV-500H, FV-500L, EV-30, Roland EV-5
• TRS/MIDI connecting cable: BMIDI-5-35

• Advanced two-track looper with onboard mixing and deep control options 
• Class-leading sound quality with 32-bit AD/DA and 32-bit floating-point processing
• Stereo looper engine with 13 hours of recording time 
• LCD with multi-color backlight for viewing loop status and editing parameters
• Mono/stereo inputs for easy pedalboard integration, plus independent XLR mic input with phantom power 
• Reverse function and Loop FX (repeat, scatter, shift, and vinyl flick) for dynamic and engaging loop performances
• 16 different drum kits and 57 preset rhythms with A/B variations
• Support for expanded control via external footswitches, an expression pedal, or MIDI
• Full MIDI I/O provided with space-saving mini TRS jacks (BMIDI-5-35 adaptor cable available separately)
• Onboard storage for 99 phrase memories
• Back up and load WAV loops via USB
• Runs on four AA batteries or optional AC adaptor