1.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 

2.Usage: 
Put the earplug into headphone hole, the sounder 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 sounder 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 equipment's to go through the mouth of the recording 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. 

3.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 sounder must smoothly stick to the wall`s surface; never move the sounder when you are sticking it to the wall in case of damaging the sounder. 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 boogie of the sounder is the refined part which should not be dismantled or touched discretionary. 

4.Parameter: 
Electric Current Exhaust: 10mA 
Battery type: 3.7V lithium-battery 
Continuous monitoring for 100hours 
Four Audio Choices: A (200MHz) B (800MHz) C (1200MHz) D (partition boogie monitoring) 
Sounder`s sensitivity: -70db, the maximum times of amplifying 
the audio: 2000 times 
Penetrability: Cement wall, Steel wall, wooden wall, iron wall, glass and air brick 
Answering patterns: Headphones, recording, wireless FM emission

TERMS & CONDITIONS:

Shipping:

1 We offer WORLDWIDE SHIPPING. (Except China, )

2 Orders will be processed and dispatched within 24-48 hours after payment is clear.

3 We only ship to confirmed eBay addresses. Your eBay address MUST MATCH your Shipping address.

4 If you have not received your shipment within 30 business days from payment, please contact us. We will track the shipment and get back to you as soon as possible. Our goal is customer satisfaction!

5 Please note that estimated delivery time is depended on destination countries, and may subject to customs clearance process, and weather condition in your area.

Note:

Shipping Time:

USA: 7-14 Days;

UK:  7-20 Day

Canada: 15-25 Days;

Russia: 15-40 Days;

Brazil: 20-60 Days;

Australia：15-35 Days;

Israel: 15-25 Days;

Germany: 10-20 Days;

Japan: 10-15 Days;

Korea: 10-15 Days;

Italy: 15-40 Days;

France: 20-35 Days;

Europe: 15---25---30 days

Other countrys maybe need 15----30 days or longer.

If have few days delay,thanks for understanding!!

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Payment:

1 We accept PayPal payment only, and must be received within 3 days from the date of purchase.

2 Please leave note in PayPal when making the payment if you have any special requests.

3 Orders will be processed instantly and dispatched within 1 days, so we do NOT accept any email/message note after you place orders.

4 IMPORTANT! PLEASE READ! Buyers are responsible for import duties, custom fees and taxes, if any. Please check with your country’s custom office to determine the additional costs impose on the item prior to buying.

Return policy:

RETURNS:

1 We offer 30 days return policy. Please contact us within 14 days t from the date you receive your order if you have any issues with the product and would like to return.

 2  All returned items MUST BE in the original packaging and you MUST PROVIDE us with the shipping tracking number, specific reason for the return, and your eBay ID.

  

3 We will refund YOUR FULL WINNING BID AMOUNT, upon receipt of the item in its original condition and packaging with all components and accessories included, AFTER BOTH Buyer and Seller cancel the transaction from eBay. OR, you may choose to have a replacement.

 4 Buyer is responsible for return shipping cost.

* If you find the product defect from manufacture or damage, please contact me within 14 days of receiving your item to arrange it. and we'll do our best to make you satisfied.

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 Customer Service:

1) If you have any questions, Please contact with us via eBay message or our customer service e-mail . please be advised that e-mails will be replied by our customer services officers Mon. - Fri. 09:00 - 23:00 (Excluding Public Holidays)

 2)  You may expect to receive a response to your inquiry within 24 hours. (Excluding Weekends and Public Holidays)

 Feedback is important to all of us participating on ebay! We will leave you positive feedback after your leave for us.

3）  Leaving Negative feedback or Netural Feedback is never a good way to resolve problem .
We hightly appreciate that you can contact with us before you leaving Negative feedback or Neutral feedback .We will try our best to help you resolve problems as soon as possible.

*Customer satisfactory is our goal! We value your feedback, Please leave the feedback for us when you received the product, We will treat you in the same way. If you have any question, Please contact us.

Feedback:

We maintain high standards of excellenceand  strive for 100% customer satisfaction!  Feedback is very important to us. We request that you contact us immediately BEFORE you give us neutral  or negative  feedback, so that we can satisfactorily address your concerns.