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20Hz 10 Channel 58db Wall Listening Device Built In Antenna

Categories Wall Listening Device
Brand Name: HEWEI
Certification: YES
Place of Origin: CHINA
MOQ: 1 set
Price: USD/Set FOB shenzhen
Payment Terms: T/T
Supply Ability: 10 sets per month
Delivery Time: 20 working days
Packaging Details: carton case
Pickup radius: 3-5 m
Channel: 10 different options
Working current: 10-15 mA
Antenna: built-in antenna
MIC pickup sensitivity: - 58db
Ground noise: less than 20Hz
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20Hz 10 Channel 58db Wall Listening Device Built In Antenna

Wireless Listening System Device 3-5 M Pickup Radius Long Transmission Distance


Description


1.This wireless listening system consists of wireless transmitting part and receiving part, the wireless transmitting parts can be perfectly fit with a variety of electric equipment as camouflage, it can obtain evidence and does not affect the normal work as an electrical appliances.

2. Built-in high sensitivity microphone, its pickup is wide.

3. Low power consumption, built-in high-performance rechargeable lithium batteries, it can work more than 20-60 hours continuously.(Different modules)


Technical Parameters


Wireless Transmitting Parts

Types: LED lamp, wall lamp, strip, charging treasure, wireless router, chargers, electronic calendar, remote control, smoke box, cigarette case.(optional) according to real need

Pickup radius: 3-5 m

Channel:has 10 different options


Receiving part

Size: 110 * 57 * 39 (length * width * height in mm)

Battery: 7.4 V / 2800 mAh(lithium-ion battery)

Continuous working time: 5 hours

Channel: 16

Power:5W

Weight: 240g

Receiving sensitivity:0.20μV@20/25KHz typical

Audio power rating:1 W

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