Boss TU-3 Chromatic Floor tuner
- Cent mode (display as a classic tuner) or Stream mode (running light display)
- 21 Segment LED meter
- Tuning range: C0 (16.35 Hz) up to C8 (4.186 Hz)
- Accu-Pitch
- High-Brightness mode
- Chromatic tuning in accordance to note names or string numbers 1 to 6
- Flat Tuning up to 6 semitones below
- Mute or Bypass
- Also suitable for 7-string guitars and 6-string basses
- Accuracy +/- 1 Cent
- Adjustable reference tone from 436 up to 445 Hz
- Powered with 9 V batteries or 9V DC power supply (coaxial connector - negative pole inside, not included, needs to be ordered separately under Article Nr 409939)
- Dimensions (WxHxD): 73 x 59 x 129 mm
- Weight: 390 g

Thomann NT 0910 AC/PSA AC /PSA Power Supply for Effects Pedals
- Suitable for devices by Ibanez, Boss, Behringer and others
- 9 V DC / 1 A
- Connector: 5.5 mm / 2.1 mm
- Polarity: + outside
- Switching power supply technology
- Cable length: 1.5 m