A small product with big features : * Highly portable. Fits in your pocket: only Ø16 x 249 mm (Ø5/8" x 10") * Contains all the electronics as well as the battery: no extra box to plug in. * Uses standard Ø3.5 mm stereo earphones (not included): perfect to play on buses, trains etc. Ideal for the commuter. * Unforgiving at detecting crossing noise. * Authentic bagpipes sounds. * Drones sound with different drone configurations. * Built-in metronome. * Adjustable contact sensitivity. * Pitch adjustable within a two octave range. * Recording capabilities, with variable playback speed. * MIDI output (cable included). * Runs on one standard AAA 1.5V alkaline battery or one AAA 1.2V NiMH rechargeable battery (not included). Runs for approx. 10 hours on a 1000mAh rechargeable NiMH battery. * Touch controls for all settings. * Please note that battery, case, and earphones are not included. * 1 year warranty.