Features:
Two tuning modes (Chromatic, Guitar), flat tuning function
Built-in metronome with selectable rhythm patterns
9 user and 9 preset programs
AUX IN makes it easy to jam along with an external music-playback device (mp3 player, etc.)
Three acoustic preamp: FLAT, JUMBO and MELLOW
Three variable speed modulation effects: CHORUS-1, CHORUS-2 and WIDE
More than 300ms DELAY, ROOM and HALL REVERB
PHASE SWITH
Backlit LCD screen for tuner and metronome
Two AA batteries provide more than 8 hours

Specs:
Sampling frequency: 44.1 kHz
AD/DA conversion: 24bit
Signal processing: 24bit
Nominal input impedance: 1MΩ
AUX IN input: -10dBu/22kΩ
Headphones output: 125mW+125mW(into 32Ω load)
Display: Backlit LCD
Tuning range: A0 (27.50Hz)~C8(4186.01Hz)
Reference pitch: A4 (435~445Hz)
Batteries: Two LR6 (AA) batteries (approx. 8 hours operation)
Dimensions: 114(L) x82(W) x36(D) mm
Weight: 140g