Black Box hs300a Headphones User Manual


 
9
CHAPTER 1: Specifications
1. Specifications
Baseband Modulation
ADPCM
Battery Life—12 hours of
continuous use, on-line;
80 hours of continuous use,
off-line
Battery Recharge Time
3 hours
Channels—120
Channel Selection
Automatic
Compatibility—All business
phones that comply with RF
immunity spec: CISPR24:
1997, modified; Carbon,
Electric, AT&T
®
: Switch
selectable; Siemens
®
Dyad:
Accessory hookup cord
Compliance—UL
®
1459, CSA,
FCC Parts 15 and 68, IC
RSS-210
Coverage—125,000 square
feet
Frequency—2400 to
2483 MHz (base and
remote)
Range—200 ft. (61 m)
(indoors)
RF Modulation—FDMA
Systems Per Facility—50 per
coverage area (more
depending on building
design)
Transmission Security
Digital encryption (Spread
Spectrum, Frequency
Hopping)
Power—Base: 7.5 VDC,
500 mA maximum; Remote:
3.6-V rechargeable NiMH,
550-mAH battery
Size—Base: 6"H x 4"W x
0.8"D (15.2 x 10.2 x 2 cm);
Remote: 4"H x 2.5"W x 1"D
(10.2 x 6.4 x 2.5 cm)
Weight—Base: 6.2 oz.
(175.8 g); Remote: 3.3 oz.
(93.6 g)