K-array Duetto-KD6BT User manual

The Duetto-KD6BT, designed by our engineers with over 25
years of experience in the world of live professional audio, is a
set of wireless ultra-mini, high quality aluminum alloy earbuds
with an in-line microphone and control.
The earbuds are each equipped with a 6mm performance-
enhanced, carbon-coated full-range transducer to provide
amazing output capable of reproducing the frequency range
from 5 Hz to 23 kHz ensuring the highest quality and fidelity
of audio reproduction.
And the Bluetooth wireless capabilities, along with the
microphone and control that’s wired as part of a headphone
cable, the Duetto-KD6BT allows you the freedom and
convenience to accept calls, manage music playback and
adjust the volume all remotely rendering the Duetto the
smallest set of ear buds on the market with these exceptional
performance characteristics which remain consistent with the
high standards of K-array products.
The Duetto comes with three types of ear tips in silicon and
memory foam to provide comfort and circumvent slippage
from the ear canal along with a distinct ear hook design
condusive for active use. The internal battery provides six
hours of continuous use at an average volume on a full charge
for extraordinary stamina while on the go. Accessories include
a USB charging cable and a hard carrying case.
Duetto-KD6BT
www.k-array.com
Dual-balanced wireless armatures with an in-line microphone and control

COLORS FEATURES
Black High denition Full-range sound
Isolates outside noise Control + Mic
EARPHONE TECHNICAL DATA
Impedance 16Ω ± 15%
Frequency Response 5 Hz - 23 kHz
Sensitivity 105 ± 3 dB @ 1 kHz (1m W)
THD (Total Harmonic Distortion) < 0,1% (1 Khz / 100 dB SPL)
Ear Coupling Ear-canal
Jack Plug 3.5 mm straight
Cable Length 0.3 m ± 20 mm
Transducers Dynamic Φ 6 mm. neodymium drivers
MICROPHONE TECHNICAL DATA
Sensitivity -42 dB
Frequency Response 100 Hz - 10 kHz
Polar Pattern Omnidirectional
BATTERY
Type DC 3.7 V lithium polymer rechargeable battery
Life
Up to 6 hrs (charging time: approx. 3 hrs for 0-100% charge)
MICROPHONE MATERIALS
Type Condenser
Color Matte black
BLUETOOTH
Communication System Version 5
Output Specication Power Class 2
Max Communication Range Line of sight - approx. 10 mt (33’)
Compatible Bluetooth Proles A2DP, AVRCP, HFP, HSP
Support Codec AAC, SBC
EARPHONE MATERIALS
Earphone Cases High-quality aluminum alloy
Earphone Color Anodized gray
Cable Elastic, TPU-randed, 0,3 m black cord
Connector 24K gold-plated 3,5 m jack
ACCESSORIES
Silicone double-ange
bullet earhooks
Silicone double-ange
bullet eartips – small
Silicone double-ange
bullet eartips – medium
Silicone double-ange
bullet eartips – large
Silicone sport earhooks USB charging cable
- Volume up button
- Center button
- Volume down button
- Microphone
A
A
Using Earbuds with Control and Mic
IMPORTANT: The features listed may vary depending on the media, model or application used (i.e., smartphone, tablet).
APPLE FUNCTIONALITY
ANDROID FUNCTIONALITY
To play or pause a song
To go to the next song or audio book chapter
To advance quickly
Return to the previous song or chapter
To rewind
To answer or end a call
To reject a call
To switch to another incoming call by
putting the current one on hold
To switch to another incoming call by
ending the current one
To increase the volume
To decrese the volume
To play or pause a song
To go to the next song or audio book chapter
To answer or end a call
To increase the volume
To decrease the Volume
Press the center button once. Press it again to resume playback.
Press the center button twice quickly.
Press the center button twice quickly and hold it down.
Press the center button three times quickly.
Press the center button three times quickly and hold it down
Press the center button once to answer. Press it again to end the call.
Press and hold the center button for about two seconds, then release it:
two beeps will conrm that the call has been rejected.
Press the central button once. Press it again to return to the other call.
Press and hold the center button for about two seconds, then
release it: two beeps will conrm that the rst call has been ended.
Press the + button.
Premi the - button.
Press the center button once. Press it again to resume playback.
Press the center button twice quickly.
Press the center button once to answer. Press it again to end the call.
Press the + button.
Premi the - button.
B
B
C
C
D
D
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:
(1) this device may not cause harmful interference, and
(2) this device must accept any interference received, including interference that may cause undesired operation.