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This is the list of mobile phone brands sorted by the country from which the brands originate. The number of mobile phone brands peaked to more than 750 in 2017 before declining to nearly 250 brands in 2023. [1] Bold refers to major smartphone brand. [2] [3]
The Type Allocation Code (TAC) is the initial eight-digit portion of the 15-digit IMEI and 16-digit IMEISV codes used to uniquely identify wireless devices.. The Type Allocation Code identifies a particular model (and often revision) of wireless telephone for use on a GSM, UMTS, LTE, 5G NR, iDEN, Iridium or other IMEI-employing wireless network.
A warranty is a term of a contract, but not usually a condition of the contract or an innominate term, meaning that it is a term "not going to the root of the contract", [6] and therefore only entitles the innocent party to damages if it is breached, [6] i.e. if the warranty is not true or the defaulting party does not perform the contract in ...
In electronics, refurbishment is the practice of restoring and testing a pre-owned electronic device so that it can be re-sold. Refurbished electronics are therefore pre-owned electronic devices (usually smartphones, tablets, or laptops), that have been tested by a reseller to confirm that they are fully working.
An extended warranty, sometimes called a service agreement, a service contract, or a maintenance agreement, is a prolonged warranty offered to consumers in addition to the standard warranty on new items. The extended warranty may be offered by the warranty administrator, the retailer or the manufacturer.
ESNs are currently mainly used with CDMA phones (and were previously used by AMPS and TDMA phones), compared to International Mobile Equipment Identity (IMEI) numbers used by all GSM phones. [1] The first eight bits of the ESN were originally the manufacturer code, leaving 24 bits for the manufacturer to assign up to 16,777,215 codes to mobiles.
Oppo (sometimes stylized in all caps) is a Chinese consumer electronics manufacturer headquartered in Dongguan, Guangdong. Its major product lines include smartphones, smart devices, audio devices, power banks, and other electronic products.
An authorized service provider (ASP) or Authorized Repair Provider (ARP) is defined in New York General Business Law § 399-nn is defined to mean "An individual or business who has an arrangement with the original equipment manufacturer under which the original equipment manufacturer grants to the individual or business a license to use a trade name, service mark, or other proprietary ...