Siemens C25

The Siemens C25 is a GSM mobile phone, which was launched by Siemens in 1999 on the market. At the time, it excited some attention, because it was exceptionally priced as a suitable for the dual-band device, while its handy size and weight reached the level of the upper class.

Functions

The monochrome LCD screen can display 3 x 12 characters, there are 20 monophonic ringtones stored, another ringtone can be composed individually by pressing a key. Are in accordance with the time no multimedia applications such as data interface or MMS options available.

The instruction manual gives a standby time of up to 100 hours or a talk time of up to five hours for the 650 mA NiMH battery originally supplied. The SAR value is different depending on the used network and is 0.72 W / kg GSM 1800 ( E network ) and 1.33 W / kg for GSM 900 ( D-net ).

When sending SMS is to be noted that the mobile phone does not have a character counter, as was customary with various devices, even then. Is reached the maximum number of 160 characters, no more characters are accepted without warning. In addition, the device could be fitted by the dealer with a SIM lock. If you try to unlock the device by entering the unlock code, the unit locks in contrast to today's mobile phones do not completely even when exceeding the maximum permissible failed attempts. The use with the originally provided SIM card is still possible, a free adapter for other cards, however, is never possible.