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Scanning Attention
YI-639

MAIN FUNCTIONS

1. Monitor
2. Key lock
3. Voice guide: Chinese/English/Off
4. 16 channels
5. Low battery warning
6.Time-out timer
7.Frequency hopping
8. Battery save
9.QT/DQT
10. PC Programming software

TECHNICAL SPECIFICATIONS

Frequency band

UHF

Frequency range

400-470MHz

Channel number

16

Power output

2W

Operation mode

Single band working

SizeL*W*H

90*37*20mm

Weight

50g

Frequency limit

≤±5KHz

False signal response

60dB

Transmiting current

1100 mAh

Frequency stability

±2.5PPM

RX sensitivity

0.18μV

Modulation type

F3E

Audio power

400mW

Voltage

3.7V


 
 
 
 
 
 
 
 
 
 
 
 
ACCESSORY