Soundcore Liberty 4 NC True-Wireless Noise Cancelling Earbuds Manual - Page 6

Firmware Update, Specs, Led Light Guide

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LED LIGHT GUIDE FIRMWARE UPDATE 1 2 LED X 3 Description Flashing white three times Flashing white Steady white for 1 second, off for 1 second, and then flashing white slowly Status Reset completed Pairing Connected You will be informed once a new firmware version is detected when you connect the earbuds to the app. Ensure the earbuds are placed in the charging case and the case remains open until the firmware update is complete. During the update, ensure the earbuds are being charged and avoid any usage. SPECS Specifications are subject to change without notice. Input Rated output power Battery capacity Charging time Playtime (with ANC off) Playtime (with ANC on) Driver unit Frequency response Impedance Waterproof rating (earbuds) Bluetooth version Bluetooth range 5V 0.8A 5mW 53mAh x 2 (earbuds); 800mAh (charging case) Up to 3 hours Up to 10 hours (50 hours in total with the charging case) Up to 8 hours (40 hours in total with the charging case) 11mm dynamic driver 20Hz - 40kHz 10 Ω IPX4 5.3 10m / 33ft EN 04

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EN
04
FIRMWARE UPDATE
You will be informed once a new firmware version is detected when
you connect the earbuds to the app. Ensure the earbuds are placed
in the charging case and the case remains open until the firmware
update is complete. During the update, ensure the earbuds are being
charged and avoid any usage.
Specifications are subject to change without notice.
Input
5V
0.8A
Rated output power
5mW
Battery capacity
53mAh x 2 (earbuds);
800mAh (charging case)
Charging time
Up to 3 hours
Playtime
(with ANC off)
Up to 10 hours (50 hours in total
with the charging case)
Playtime
(with ANC on)
Up to 8 hours (40 hours in total
with the charging case)
Driver unit
11mm dynamic driver
Frequency response
20Hz - 40kHz
Impedance
10 Ω
Waterproof rating (earbuds)
IPX4
Bluetooth version
5.3
Bluetooth range
10m / 33ft
SPECS
1
2
LED
Description
Status
X 3
Flashing white three times
Reset completed
Flashing white
Pairing
Steady white for 1 second,
off for 1 second, and then
flashing white slowly
Connected
LED LIGHT GUIDE