Sennheiser Tourguide 2020-D Instruction Manual page 68

HDE 2020-D-II stethoset receiver (Art. No.: 504796)
HDE 2020-D-II-US stethoset receiver (Art. No.: 504797)
EK 2020-D-II receiver (Art. No.: 504794)
EK 2020-D-II-US receiver (Art. No.: 504795)
Modulation
Frequency range
Frequency range (US)
Channels
AF frequency response
Headphone output power
Min� headphone imped-
ance
THD at 1 kHz
Operating time
Power supply
Temperature range
Dimensions
Weight
HDE 2020-D-II
2 FSK
863 – 865 MHz
926 – 928 MHz
Tourguide mode: 6 in
parallel
Conference mode: 8 in
parallel
100 – 7,000 Hz
–
32 Ω
< 1 %
typ� 8 h
Lithium-Polymer
rechargeable battery,
830 mAh
0 – 50 °C
245 x 125 x 20 mm
approx� 73 g
Specifications
EK 2020-D-II
2 FSK
863 – 865 MHz
926 – 928 MHz
Tourguide mode: 6 in
parallel
Conference mode: 8 in
parallel
100 – 7,000 Hz
max� 40 mW/ 32 Ω
32 Ω
< 1 %
typ� 16 h
Lithium-Polymer
rechargeable battery,
1500 mAh
0 – 50 °C
98 x 61 x 24 m m
approx� 78 g
Tourguide 2020-D | 141