USABLE INTERFACE By:- Group Mizan Ganu

Harman Kardon Aura Wireless Stereo Speaker System CC: Iwan Sofean B. Indra

SPECIFICATION 6 mid to high-range 1.5” transducers for accurate, omni-directional sound and a 4.5” subwoofer for rich, powerful bass Custom, stereo-widening DSP audio technology engineered for room-filling, full frequency sound Built-in Bluetooth® feature streams audio from your Bluetooth® devices wirelessly Built-in Apple® AirPlay® system with easy set-up for your Apple® devices, and DLNA® for Windows™ and Android® devices Customized Harman Kardon Remote app allows for easy set-up and added connectivity Touch-sensitive volume control

Usability in DESIGN The Aura is designed to deliver omnidirectional sound Touch-sensitive Source/Bluetooth, Power, and Wi-Fi buttons run along the right side of the speaker

USABILITY IN CONNECTIVITY can connect your mobile device to the Aura in a variety of ways. It works as an AirPlay speaker for iOS users and as a Bluetooth speaker forall users. It also supports DLNA if you sore your media on your Wi-Fi network, and can accept 3.5mm and optical wired connections from your mobile device, computer, or television.

USABILITY IN PERFORMANCE CAN PRODUCE STRONG BASS (WELL-BALANCED) the Harman Kardon Aura easily produce 360º, room-filling sound, its 6 high- and mid-range drivers join together with its 4.5” subwoofer to deliver a powerful, detailed soundstage which maintains absolute clarity from any angle in the room. Go ahead – connect, stream, turn it up. You won’t believe what you’re hearing

Poor usability expensive NOT EASY TO CARRY ANYWHERE (BIG) visible for other devices outside the house The speaker often disconnects from the sound source cannot change the sound source from the app, e.g. from wifi to optical, or from optical to wifi/bluetooth, etc. Which means, you need to do it manually in the speaker.

usability Learnability: Already have symbol on the speaker Efficiency: Within 10 minutes users can understand about the speaker Memorability: can look on the speaker symbol Errors: to many connections (Bluetooth, AUX, Optical, wifi) Satisfaction: high quality sound and bass