13
SAR values for body-worn use were determined at a distance of 5 mm.
For compliance with the RF exposure guidelines for body-worn use, the
device should be positioned at least this distance away from the body.
TECHNICAL DATA
GENERAL TECHNICAL DATA
ACCESSORIES
Use only Volla approved chargers, batteries and cables. Non-
approved accessories may cause damage to the device.
BATTERY
Technology: Li-Polymer
Capacity: Part number: 4500 mAh V30145-K1310-X478
OPEN SOURCE SOFTWARE
Among other things, your Volla Phone 22 contains open source
software that is subject to various license conditions.
Volla OS is built on the Android Open Source Project (AOSP), released
under the Apache 2.0 license.
http://www.apache.org/licenses/LICENSE-2.0
Android is a Linux operating system that uses a Linux kernel released
under GNU General Public License (GPL).
http://www.gnu.de/documents/gpl-2.0.de.html
The source code of Volla OS is published under the Volla License 1.0
on Github:
https://github.com/hellovolla
Frequency
Bands
maximum power
2G
1800 MHz
30.5 dBm
900 MHz
33.2 dBm
3G
B1
23.5 dBm
B8
24 dBm
4G
B1
22.5 dBm
B3
22.5 dBm
B5
23 dBm
B7
22 dBm
B8
23 dBm
B20
23.5 dBm
WLAN
11A: 16.8 dBm 11B: 16.2 dBm 11G: 16.4
dBm 11N: 16,5 dBm
BT
7 dBm