battery capacity: 4700 mAh
battery recharge time: 2.5 h
battery technology: Lithium-Ion (Li-Ion)
bluetooth: Yes
bluetooth low energy (ble): No
bluetooth profiles: A2DP, AVRCP, HSP, HFP
bluetooth version: 5.2
cables included: USB
certification: Google Meet;Google Fast Pair;Apple MFi;Amazon Chime;Alcatel-Lucent;Avaya;Unify;Cisco
connectivity technology: Wired & Wireless
control type: Buttons
daisy chain: No
depth: 132.5 mm
device type: Universal
dimensions (wxdxh): 132.5 x 132.5 x 35 mm
echo cancellation: Yes
frequency range: 80 - 20000 Hz
height: 35 mm
interface: USB/Bluetooth
microphone frequency: 150 - 14000 Hz
microphone mute: No
noise reduction: Yes
number of microphones: 4
on/off switch: No
operating temperature (t-t): 0 - 40 °C
package depth: 155 mm
package height: 49 mm
package width: 153 mm
packaging content: Speakerphone (Speak2);Link 390 Bluetooth adapter (SKU dependent);Carry pouch;Safety Information and Warranty
portable: Yes
power source type: Battery
product colour: Grey
quantity: 1
range: 2.3
sensitivity: 88 dB
signal-to-noise ratio (snr): 72 dB
speakerphone: No
storage temperature (t-t): -20 - 45 °C
talk time: 32 h
usb connector type: USB Type-C, USB Type-A
warranty period: 2 year(s)
weight: 466 g
width: 132.5 mm