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Welcome to use this Bluetooth stereo headset, alphatronicsSound 4. Please read
this user’s manual carefully before use.
Brief introduction
1. Bluetooth wireless communication technology
Bluetooth is a standard of close range wireless communication technology
that was drawn up by Ericsson, IBM, Intel, Nokia and Toshiba. With Bluetooth
technology, we can achieve the highest transmission rate among cell phones,
computers, printers, PDAs and other devices. The max transmission range of
class II is 10 meters while the max transmission ranges of class I can reach up to
100 meters.
2. About alphatronicsSound 4
alphatronicsSound 4 is a Bluetooth stereo headset. Foldable and retractable
design is very easy to take with you. It supports the following Bluetooth profiles:
HSP —— Headset Profile
HFP —— Hands-free Profile
A2DP—— Advanced Audio Distribution Profile
AVRCP——Audio/Video Remote Control Profile
You can enjoy music wirelessly by using alphatronicsSound 4. It has the following
features:
1) Pairing with a Bluetooth cell phone or PDA supporting HFP profile.
• Answer a call, end a call and reject a call
• Redial last number
