This manual is the user manual of SH7228U mobile phone, which introduces the features and usage methods of the phone.
This supplemental user manual provides additional information for the SH7228U mobile phone, focusing on battery performance and charging details.
It lists specifications such as talk time, standby time with and without clock display, charging duration, and SAR value, along with compliance notes for use outside China. This manual is written in Chinese.
| Talk time (GSM) | 180 minutes |
|---|---|
| Talk time (WCDMA) | 180 minutes |
| Standby time with clock (GSM) | 170 hours |
| Standby time without clock (GSM) | 320 hours |
| Standby time without clock (WCDMA) | 320 hours |
| Charging time | ≈200 minutes |
| Maximum SAR value | 0.756 W/kg |
Charging takes about 200 minutes when the phone is turned off and an AC power adapter is used.
The maximum SAR value is 0.756 W/kg, meeting the GB 21288‑2007 standard.
The standby time with the clock displayed can reach up to 170 hours on GSM networks.