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Appendix C
Operating range
This cordless headset operates within the maximum power
allowed by the Federal Communications Commission (FCC). Even
so, this headset and headset base can communicate over only
a certain distance — which can vary with the locations of the
headset base and headset, the weather, and the construction of
your home or office.
Extended range and clarity
The TL7600/TL7610/TL7611/TL7650/TL7651 are fully cordless
DECT 6.0 headsets offering a range of up to 500 ft. Sound level
protection technology conforms to the current regulations and is
used to filter out the loud and high-pitched noises.
RF frequency band
1921.536 MHz — 1928.448 MHz
Channels 5
Operating temperature 32°F — 122°F
0°C — 50°C
Headset voltage 3.2 — 4.2 VDC
Charger voltage
(AC adapter output)
6VDC @200mA
Replacement battery 3.7V 240mAH
Technical specifications