| Mobile phone accessory used to talk while keeping hands on the steering wheel.free ringtone Fixed-line telephony used cellular phohe |
used celular phone A term that generally refers to a Wi-Fi VoIP phone but is sometimes used by the mobile phone industry to describe mobile phones. used cellullar phone With high levels of mobile telephone penetration, a mobile culture has evolved, where the phone becomes a key social tool, and people rely on their mobile phone address book to keep in touch with their friends. Many people keep in touch using SMS, and a whole culture of "texting" has developed from this. The commercial market in SMS's is growing. Many phones even offer Instant Messenger services to increase the simplicity and ease of texting on phones. Cellular phones in Japan, offering Internet capabilities such as NTT DoCoMo's i-mode, offer text messaging via standard e-mail.