Calypso Headset User Manual - page 13
GB
27
Specifications
General Radio
BT V. 2.1 + EDR, Class 2, up to 5~10 meters (open space)
Operating range
Depends on paired phone model, battery power, and environmental
factors.
Carrier Frequency
2,402~2,480 GHZ
Data Rate
1 Mbit/s
Spread-Spectrum
FHSS (Frequency Hopping Spread Spectrum)
Auto-switching
While listening to music, you can receive or make a phone call with
a paired mobile phone.
S/N Ratio
> 88 dB
Input Power
5V 500mA, AC adapter
Listening/talking Time
Up to 18 hours (factors such as distance between devices, and type of
mobile phone used increase power consumption).
Weight
80 grams
I/O port
Mini USB jack power adapter
Microphone
Built-in microphone for mobile phone use
Built-in Battery
3.7V / 400mAh / Li-Polymer rechargeable
Battery Life
Up to 18 hours
Dynamic Power Management
Automatically power control for power consumption
Operating Temperature
0 bis 50º C
Operating Humidity
0 to 95% (non-condensing)