Korg GA-2 Guitar and Bass Tuner Features:

• Pocket tuner, ideal for guitar and bass
• 1/4" input for direct tuning
• Onboard microphone for unplugged tuning
• Wide range of pitch detection
• High-precision LCD needle-type meter for stable tuning
• Sound Out can produce a reference tone from the internal speaker
• Auto Power Off function conserves battery life
• Memory Backup Function remembers the last calibration
• Approximately 200 hours of continuous use