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Specifications
Mic Offset Range
-12 to 21 dB (in 1 dB steps)
Battery Type
Shure SB900 series Rechargeable Li-Ion or LR6 AA batteries 1.5 V
Battery Runtime
@ 10 mW
Shure SB900A
alkaline
See Battery Runtime Chart
Dimensions
126 mm x 44.5 mm x 44.5 mm (5.0in. x 1.8in. x 1.8 in.) H x W x D
Weight
Without Battery
with AA batteries
with Shure rechargeable battery
Housing
Cast Metal
Operating Temperature Range
-10°C (-14°F) to 50°C (122°F)
Note: Battery characteristics may limit this range.
Storage Temperature Range
-40°C (-40°F) to 74°C (165°F)
Note: Battery characteristics may limit this range.
Audio Input
Connector
3-pin female XLR
Configuration
balanced
Impedance
Pad -12 dB
0 dB
Boost 12 dB
Maximum Input Level
1 kHz at 1% THD
Pad -12 dB
0 dB
Boost 12 dB
Preamplifier Equivalent Input Noise (EIN)
System Gain Setting ≥ +20
-115 dBV, A-weighted, typical
Phantom Power
+48 V(7 mA maximum), +12 V(15 mA maximum)
High Pass Filter
Two-pole (12 dB per octave), cut off frequency selectable from 40 to 240 in 20 Hz increments
RF Output
Antenna Type
Dipole
Impedance
50 Ω
Occupied Bandwidth
<200 kHz
Channel-to-Channel Spacing
Standard Mode
High Density Mode
varies by region
Modulation Type
Shure Axient Digital Proprietary
Power
2 mW, 10 mW, 35 mW
See Frequency Range and Output Power table, varies by region
Frequency Bands and Transmitter RF Power
Band
G53
G54
G55†
G56††
> 8 hours
G57
> 7 hours
G62
G63
H54
K53
240 g (8.0 oz.),
K54△
263 g
K55
280 g
K56◇
K57△
K58
L54
R52
JB
X51
X55
X56†††
*with a gap between 608 to 614 MHz.
**with a gap between 608 to 614 MHz and a gap between 616 to 653 MHz.
***power delivered to the antenna port.
26.64 kΩ
†operation mode varies according to region. In Brazil, High Density mode is
6.64 kΩ
used. The maximum power level for Peru is 10mW.
6.64 kΩ
††Limited to 30mW for Vietnam.
†††Only in UK; F-variant only
△Output power limited to 10 mW above 608 MHz.
21 dBV
9 dBV
◇Korea defines power as conducted (ERP) which is 1dB less then declared in
table.
-3 dBV
低功率電波輻射性電機管理辦法
第十二條
經型式認證合格之低功率射頻電機，非經許可，公司、商號或使用者均不得擅自
變更頻率、加大功率或變更原設計之特性及功能。 第十四條
低功率射頻電機之使用不得影響飛航安全及干擾合法通信；經發現有干擾現象
時，應立即停用，並改善至無干擾時方得繼續使用。前項合法通信，指依電信法
規定作業之無線電通信。低功率射頻電機須忍受合法通信或工業、科學及醫療用
電波輻射性電機設備之干擾。
เครื ่ อ งโทรคมนาคมและอุ ป กรณ์ น ี ้ ม ี ค วามสอดคล้ อ งตามมาตรฐานหรื อ ข้ อ กำ า หนด
ทางเทคนิ ค ของ กสทช.
350 kHz
125 kHz
9
Frequency Range
RF Power (mW)***
(MHz)
470 to 510
2/10/35
479 to 565
2/10/20
470 to 636*
2/10/35
470 to 636
2/10/35
470 to 616*
2/10/35
510 to 530
2/10/35
487 to 636
2/10/30
520 to 636
2/10/35
606 to 698*
2/10/35
606 to 663**
2/10/35
606 to 694
2/10/35
606 to 714
2/10/35
606 to 790
2/10/35
622 to 698
2/10/35
630 to 698
2/10/35
794 to 806
2/10
806 to 810
2/10
925 to 937.5
2/10
941 to 960
2/10/35
960 to 1000
2/10/35
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