The Dhruva Nano Zx is a harmonium-type drone sruti box (sur-peti) that is also a Tuner / Sruti Box / Metronome.

It produces a drone similar to a harmonium type traditional sruti box (sur-peti). It has a Tuner / Pitch-pipe with Digital Display, Dual scale system: Chromatic / Diatonic. A new feature in the Dhruva Nano Zx is the tuning game to help improve your tuning skill.

Other Features are:
–  Auto-tuning of SA-PA-SA / SA-MA-SA with LED indication
–  Pitch adjustable over 1 octave and Fine tuning of pitch is available
–  Also has an optional Metronome
–  Automatic switchover to batteries on power failure
–  Automatic saving of selected pitch into memory; option of saving one more selection into memory
–  Tiny – palm-sized (size:115mm x 130mm x 80mm, weight:approx 0.5kg)

Plus all standard Radel features:
–  SMPS Universal Voltage (90V – 260V AC without voltage selection)
–  3 year warranty
–  Renowned Radel after-sales service