Scientific and rigorous tuning program

2013 New Guitar Tuner ENO PT-21 True bypass Scientific and rigorous tuning program/wholesale 

PT-21   

Specifications
Input: 1/4” monaural jack (impedance: 1M Ohms)
Output: 1/4” monaural jack
Power Requirements: AC adapter 9V DC (center minus plug)
Current Draw: 20 mA
Dimensions: 95mm (D) × 45mm (W) × 55mm (H)
Weight: 160g
Accessories:Owner's Manual

Main Features
Scientific and rigorous tuning program to make tuning more accurate and stable
Very small and exquisite
True bypass
                                                                                    DC 9V Adapter power supply