only a year old, great device though not for me in terms of programming in tracker es with midi TRS cable and USB power cord.

Can handover once paid in Glasgow/Edinburgh/Carlisle area

Polyend Tracker incorporates the quintessential characteristics of a classic tracker.
The vertical timeline, the powerful sequencer and the mechanical bined with a newly designed input interface enables you to make and perform your music in a new and intuitive way. After a quick glance and a few minutes with the Polyend Tracker interface, you’ll soon realize the array of tools that are at your fingertips.

Large screen, ergonomic keyboard, and a big knob for fast and easy navigation.
It's standalone and portable – everything you need to produce an album wherever you are.
Sampler, Wavetable and Granular Synthesizer, FM Radio for limitless inspiration.
Powerful Step Sequencer and Song Arranger for finishing your piece in a flash.
Performance mode lets you creatively break, mangle, and augment your patterns when playing live.
Bidirectional MIDI to play with other software and hardware.
Polyend Tracker is slick, light and portable. It's also easy on the energy consumption so you can use it with any USB power source. Its sturdy pact form factor makes it a panion for music creation wherever and whenever you feel like it. No matter if you’re in your studio, on the run, or at a gig.

Instrument
A chain of tools (Volume, Tuning, Panning, Resonant Filters, Delay and Reverb Sends, ADSRs, LFOs, Overdrive) to make an instrument from any sample.
Sampler
Polyend Tracker lets you choose different sample play modes: 1-shot, Forward, Backward, Ping-pong.
Slicer
Slice your samples manually or let Tracker do it automagically for you.
Wavetable
Full-blown Wavetable synthesis with variable table length to make patible with the most popular standards (Ableton Wave and patible).
Granular
Single grain yet very powerful Granular synthesis to make crazy and futuristic sound from you old and boring samples.
Sample Editor
Built-in precise offline rendering sample editor with multiple effects.
Sample Recorder
Record up to two minutes of 16-bit/44.1kHz samples using built-in Radio, mic, and line inputs. Bounce Pattern selections. Save them to the MicroSD card for later or load directly into the project.
Polyend Tracker is equipped with a variety of powerful sound design tools.
Use samples from your existing library, record new ones with line or mic inputs, or use the built-in FM radio. Record samples, play them, slice them, mash them, or even make a synth out of them using Wavetable and Granular synthesis with all its necessary parts (filters, ADSRs, etc.)

Polyend Tracker works great with other instruments too.
Thanks to its bidirectional MIDI implementation you can use it to sequence and control external gear. It can also be used as a sound module controlled by any external MIDI software or hardware devices.