SM1\SM2\SM3\SM4

Model

SM1

Type

handheld microphone

RF output

LO: 10 mW (meet CE/FCC regular)

Spurious emission

-60dB

Operation battery

AA x 2

LCD display

Channel and battery status

Model

SM2

Type

Tie-clip

Polar pattern

Omnidirectional

Model

SM3

Type

Headworn

Polar pattern

Unidirectional

Model

SM4

Type

body pack

Display

Battery status/channel display.

Output power

10mW  High 50mW; Low 10mW.

Power supply

2* AA batteries.

Battery lifetime

> 6 hours at 30 MW and >10 hours at 3 MW

Frequency range

640-690MHz.

Spurious suppression

-60dB