Promate RevoBlue User Manual page 3

1. Introduction
Bluetooth is a short-distance wireless communication technology.
Any devices with a Bluetooth feature, such as mobile phones, PDAs,
PCs, headsets, mouses, keypads, keyboards, printers and other
mobile fittings, can work as wireless devices. Designed to global
standards, Bluetooth technology applies to the internationally
certified ISM bandwidth. The frequency band ranges from 2.4GHz
to 2.48 GHz, and is divided up into 79 channels by way of frequency
hopping through 1,600 different combinations. Data transmission
had an effective range of 10 meters.
2. Inside the box
• Headphones
• USB charging cable
• Manual
• Audio cable
(The contents are subject to changes intended to improve product
performance without prior notice)
3. Product specifications
• Bluetooth specification: Support V2.1+EDR with Hands-free Profile 1.5.,
HeadsetProfile1.1 and A2DP profile1.2(Class11)
• Output power: 2mW
• Impedance: 32Ohms
• Standby time: 100hours
• Talking time: 8hours
• Music playing time: 6-8 hours
• Effective distance: up to 10 meters
• Weight: 115g
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