Feature

STX 205KE9

STX 835SE9

Switch system/Mic unit

SENNHEISER PinMic adopted

SENNAHEISER Unit adopted

Frequency range

925~937.5MHz

925~937.5MHz

RF output

Less than 10mW

Less than 10mW

frequency selection method

PLL Frequency Synthesizer

PLL Frequency Synthesizer

Modulation System

FM

FM

T.H.D

Less than 0.5%

Less than 0.5%

Antenna

Helical

Embedded

Feature of frequency

100Hz~`10kHz(±3dB)

80Hz~10kHz(±3dB)

Temperature range

power

ALKALINE AA Type

ALKALINE AA Type

Battery life

10hrs

10hrs

Dimension(W x H x D)

-10。C ~ +50。C

-10。C ~ +50。C

Weight

162g(included battery)

300g(included battery)