IPhone 3GS and quad-band GSM/GPRS/EDGE radio, the 3GS also adds support for 7.2 Mbit/s HSDPA allowing faster downlink speeds though upload speeds remain the same as Apple had not implemented the HSUPA protocol. Other updates include the addition of a built-in Nike+iPod sensor which eliminates the need for an external sensor and allows native Nike+iPod support. The Bluetooth server on the iPhone 3GS has also been slightly improved adding support for Bluetooth 2.1 specifications. Voice Control was introduced as an exclusive feature of the iPhone 3GS and allows for the controlling of the phone and music features of the phone by voice.
IPod Touch (5th generation) the earpods that comes with the iPod does not include a remote and mic. The Voice Control feature can also be used to identify a track, play songs in a playlist or by a specific artist, or create a Genius playlist. Like the iPhone 4S and later models, the fifth generation iPod Touch was the first in the iPod Touch line-up to include Siri, that allows the user to operate the device by spoken commands. The software was improved in iOS 6 to include the ability to make restaurant reservations, launch apps, dictate Facebook or Twitter updates, retrieve movie reviews