Sennheiser HDE 2020-D-II Instruction manual Tourguide 2020-D - Page 68

EK 2020-D-II receiver Art. No.: 504794

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FR EN DE IT COMPLIANCE NL ES Specifications 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 impedance 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 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. 8 h Lithium-Polymer rechargeable battery, 830 mAh 0 - 50 °C 245 x 125 x 20 mm approx. 73 g < 1 % typ. 16 h Lithium-Polymer rechargeable battery, 1500 mAh 0 - 50 °C 98 x 61 x 24 mm approx. 78 g Tourguide 2020-D | 67

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Tourguide 2020-D | 67
Specifications
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)
HDE 2020-D-II
EK 2020-D-II
Modulation
2 FSK
2 FSK
Frequency range
863 – 865 MHz
863 – 865 MHz
Frequency range (US)
926 – 928 MHz
926 – 928 MHz
Channels
Tourguide mode: 6 in
parallel
Conference mode: 8 in
parallel
Tourguide mode: 6 in
parallel
Conference mode: 8 in
parallel
AF frequency response
100 – 7,000 Hz
100 – 7,000 Hz
Headphone output power
–
max� 40 mW/ 32 Ω
Min� headphone imped-
ance
32 Ω
32 Ω
THD at 1 kHz
< 1 %
< 1 %
Operating time
typ� 8 h
typ� 16 h
Power supply
Lithium-Polymer
rechargeable battery,
830 mAh
Lithium-Polymer
rechargeable battery,
1500 mAh
Temperature range
0 – 50 °C
0 – 50 °C
Dimensions
245 x 125 x 20 mm
98 x 61 x 24
 
mm
Weight
approx� 73
 
g
approx� 78
 
g
EN
DE
FR
IT
ES
NL
COMPLIANCE