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Appendix > Speci cations
83
Wireless System
Bluetooth QD ID B015440
Emission Type F1D
RF power CLASS I
Transmit Frequency 2402 MHz ~ 2480 MHz
Receive Frequency 2402 MHz ~ 2480 MHz
Number of channels 79 channels
Modulation System GFSK
Communication Mode Semi-duplex Operation
Humidity 0 ~ 95 %
Specifi cations Version
Supported
2.0 + EDR
Module BCM2070
* Some of the contents in this manual are subject to change without prior
notice for further improvement.
Earphones Output
20 mW/Ch.
(based on 16 Ω)
Output Frequency
Range
20 Hz ~ 20 kHz
Signal to Noise Ratio
90 dB with 20 kHz LPF
(based on 1 kHz, 0 dB)
Supported Number of
Files/Folders
File: Max. 5000
Folder: Max. 5000 (including File)
Playing Time
Music: 25 hours (MP3 128 kbps, Volume
level 15, Normal sound mode, LCD off)
Video: 5 hours ((Brightness 3, Volume
level 15, Normal sound mode, SVI)
Temperature Range for
Operation
23˚ F ~ 95˚ F (-5˚ C ~ 35˚ C)
Case Tempered glass, Plastic, Aluminum
Weight 1.76 oz
Dimensions (WxHxD) 1.79˝ X 3.35˝ X 0.35˝
FM Radio
FM T.H.D
1 %
FM Signal to
Noise Ratio
55 dB
FM Useable
Sensitivity
30 dBμ