F-999B High Sensitive Through-wall Spy Ear Voice Monitor Audio Listening Bug

F-999B High Sensitive Through-wall Spy Ear Voice Monitor Audio Listening Bug

Model No.︰ACE-F999B

Brand Name︰ACE/ACN/OEM/Neutral

Country of Origin︰China

Unit Price︰US $ 99.99 / pc

Minimum Order︰1 pc

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Product Description

Features: 

F-999B is a high sensitive partition monitor, which is perfectly constituted by metal receiver, metal handset with superior detecting ability and high-quality headphones, making it more sensitive and sound-qualified. It owns built-in Lithium battery and unique FM transmitter function, easy to be manipulated and carried.

Operation:

Put the earplug into headphone hole, the sonde into the MIC hole, and clockwise rotate the "switch on/off" button of the volume. When the indicator light of the power works, booth the machine and adjust the volume, smoothly stick the sonde to wall the need to be monitored, adjust the gear-choice buttons A B C until you can clearly hear the sound from the room.

If you need to do the sound recording, you can use recording equipments to go through the mouth of the recoding to connect the audio cable for recording. Also, F-999B has another special FM wireless emission function, with specialized FM receiver which can receive the information afar and monitor that.

Cautions:

The indicator light works when it is charging please shutdown in case of damaging the machine. It needs to charge for about five hours. The sonde must smoothly stick to the wall`s surface; never move the sonde when you are sticking it to the wall in case of damaging the sonde. The effect of the monitoring depends on the thickness, materials and other features of the wall. Appropriately adjust the gear-choice button until you can get the best effect of monitoring. D is the partition monitoring bougie of the sonde is the refined part which should not be dismantled or touched discretionarily.

Parameter:

Primary Function: Partition monitor
Ports and switch
- Gear choice A/B/C/D
- ON / Volume +/- / OFF
- DC
- FM
- MIC
- 3.5mm headphone port
- REC
Electric current exhaust: 10mA
Battery type: 3.7V Lithium battery
Charging time: 5 hours
Continuous working time: About 100 hours
For audio choices
- A: 1200Hz
- B: 800Hz
- C: 200Hz
- D: Partition bougie monitoring - about 100MHz
Sonde's sensitivity: -70dB
Max. amplifying the audio: 2000 times
Penetrability: Cement wall, steel wall, wooden wall, iron wall, glass and air brick
Answering patterns: Headphone listening, recording by other audio device, Transmit to other devices by wireless FM emission
Dimensions: 74*70*26 mm
Weight: 192g
Color: Stainless steel color

Package includes:

1 X Receiver
1 X Metal handset
1 X Partition bougie
1 X Antenna
1 X Earpieces
1 x Charger

Price Terms︰ FOB Shenzhen, China

Payment Terms︰ By Bank Transfer (T/T) or Western Union or MoneyGram ONLY

Lead Time︰ 2 days for sample, 4 days for 200pcs

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