Origin	China
Model Number	WMS8440
Brand Name	Naphon
Usage	Conference Microphone

FEATURES

UHF 800MHz band PLL frequency synthesized

96 applied channels with 300KHz channel space

Twice mixer superheterodyne circuit for high sensitivity

Excellent SAW filter for RF and IF circuit

Manufactured by SMT components and technics

AA size batteries for microphone, supply time up to 10~30h

Dual DC-DC step up circuit design for microphone

Up to 150 meter operation distance in perfect environment

G.W.: 11.00kgs

SPECIFICATION

Frequency Range: 730~950MHz

Selectable Channels: 96

Oscillation Mode: PLL synthesized

Frequency Stability: +/-10ppm

Receive Mode: Superheterodyne

Input Sensitivity: -90dBm

Audio Response: 40~20000Hz

T.H.D. at 1kHz: less than or equal to 0.5%

Signal to Noise Ratio: more than or equal to 110dB

Audio Output: Unbalanced 1/4" jack socket

RF Power: 10~50mW

Modulation Mode: FM

Battery Requirement: 2x1.5V AA size