applications supported: Jabra Direct;Jabra Sound+;Jabra Xpress
audio formats supported: AAC, SBC
auto power off: No
auto-connect: Yes
automatic volume adjustment: No
base station: Yes
base station dimensions (w x d x h): 116 x 24 x 70 mm
battery capacity: 280 mAh
battery charge indicator: Yes
battery operated: Yes
battery recharge time: 2 h
battery technology: Lithium-Ion (Li-Ion)
battery type: Built-in battery
beamforming: Yes
bluetooth: Yes
bluetooth low energy (ble): No
bluetooth profiles: A2DP, AAC, SBC, AVRCP, HSP, HFP, SPP
bluetooth version: 5.2
bone conduction sensor: No
cable length: 1.2 m
cables included: USB Type-C
call management: Remote Call Control (RCC)
carrying case: No
certification: Cisco;Unify;Microsoft Teams;Zoom;Google Meet;Amazon Chime;Amazon Alexa;Google Fast Pair;DingTalk
certified for microsoft teams: Yes
charging case: No
charging source: USB
charging stand: No
charging time: 120 min
clear voice technology: Yes
connectivity technology: Wireless
continuous audio playback time: 18 h
continuous audio playback time (anc off): 18 h
continuous audio playback time (anc on): 15 h
control type: Buttons
control unit type: On-ear control unit
country of origin: China
daisy chain: No
depth: 175 mm
depth (imperial): 17.5 cm (6.89")
depth (with stand): 172 mm
digital signal processing (dsp): Yes
driver unit: 2.8 cm
ear coupling: Supraaural
ear cushion type: Single size leatherette cushion
ear pad material: Foam
easy pairing: Yes
fast charging: No
fm radio: No
folding microphone: Yes
frequency response (music mode): 20 - 20000 Hz
frequency response (talk mode): 150 - 6800 Hz
hd voice: Yes
headphone frequency: 20 - 20000 Hz
headphone sensitivity: 84 dB
headset type: Binaural
hearing protection technologies: Jabra PeakStop
heart rate monitor: No
hearthrough: No
height: 65 mm
height (imperial): 6.5 cm (2.56")
height (with stand): 212 mm
housing material: Polycarbonate (PC), Acrylonitrile butadiene styrene (ABS)
impedance: 16 Ω
in-ear pressure relief: No
led indicators: Bluetooth, Call
made with recycled materials: Yes
material: Acrylonitrile butadiene styrene (ABS), Leatherette, Polycarbonate (PC), Stainless steel
maximum input power: 30 mW
mems (micro-electro-mechanical system) microphone: Yes
microphone frequency: 20 - 10000 Hz
microphone mute: Yes
microphone sensitivity: -38 dB
microphone type: Boom
motion sensor: No
multipoint connectivity: Yes
music playback: Yes
near field communication (nfc): No
noise canceling: Yes
noise canceling type: Passive
noise reduction: No
number of microphones: 4
number of paired devices remembered: 8
number of simultaneously connected devices (max): 2
on/off switch: Yes
operating keys: Volume +, Volume -
operating temperature (t-t): 23 - 113 °F
optimized for: Microsoft Teams
over the air updates (ota): Yes
package depth: 172 mm
package height: 212 mm
package width: 74 mm
packaging content: Headset;Link 390 Bluetooth adapter;USB cable 1.2m/3.9ft;Carry pouch;User documents;Desk Stand
phonebook access profile (pbap): No
pouch: Yes
product colour: Black
product dimensions (with stand, imperial): 73.9 x 172 x 212.1 mm (2.91 x 6.77 x 8.35")
product type: Headset
protective pouch: Yes
quantity: 1
quick start guide: Yes
receiver included: Yes
rechargeable battery: No
recommended usage: Office/Call center
refurbished: No
speakerphone: No
standby time: 100 h
steel hinges: No
storage temperature (t-t): -10 - 55 °C
sustainability certificates: TCO
talk time: 16 h
talk time (anc off): 16 h
talk time (anc on): 10 h
total amount of recycled materials used for making: 75%
usb cable length: 1.2 m
usb connectivity: Yes
usb connector: USB Type-C
usb type-c charging port: Yes
virtual surround: No
voice control: No
voice guidance: No
voice guidance languages: French, German, Japanese, Korean
volume control: Button
wearing style: Head-band
weight: 130 g
width: 185 mm
width (imperial): 18.5 cm (7.28")
width (with stand): 74 mm
wireless range: 30 m
wireless receiver interface: USB Type-A
works with amazon alexa: No
works with the google assistant: Yes