Product
Description
Stereo Listening Through Wall System
Technical specification
This multi-function stereo listening through wall device is the most updated one in similar products nowadays, which can give listener the clearest audio information they are going to know. This is a special amplifier that will pick up the slightest noise through solid objects like a wall, so you can listen to what is happening on the other side. The contact microphone is a ceramic pin specially developed for converting vibration into audible noise. It has two powerful transducers together comprise an exceptional monitoring device. It is widely used in police, prison and intelligence department.
Dimension: MCU(main control unit): 131×125×42mm; 41×18×15mm
Total Weight: 956g
Power Supply: Built-in 9V battery
Battery Working Time: 5 hours without recording; 4 hours with recording
Audio input: Left and right double track
Audio output: Left and right output simultaneously, or left and right output separately
Audio adjust: Gain adjustment, low frequency, high frequency filter adjustment
and volume adjustment
Headphone output: 3.5” standard interface
Recording output: Built-in recording module, real-time recording by USB external dedicated recording memory
Recording memory: 16GB (continuous recording about 500 hours)
Bulk manufacturing
Bulk manufacturers of Stereo Listening Through Wall System in China
As bulk manufacturers of Stereo Listening Through Wall System in China, we quote from the factory rather than from a trading margin, so the price moves with the quantity you actually need. Production runs are scheduled against your order rather than pulled from a shelf, which is what makes volume pricing possible on a machine like this. Importers, distributors and project buyers sourcing stereo listening through wall system normally start with a target quantity and a delivery window; from those two numbers we come back with unit cost at that volume, packing dimensions, gross weight and how the order fills a container. Where a buyer is comparing several Chinese factories, we will also confirm exactly which components are used, because that is usually where quotations differ more than the headline price does.
The machine can be built to a buyer's specification. Operating voltage, phase and frequency are set for the destination country, and capacity, feed size, contact materials and control options are all changeable at the build stage. OEM and private-label production is available on volume orders: your brand plate, your manual, your carton artwork. Made-to-order production typically runs three to six weeks before sea freight; ready-stock items dispatch inside seven to ten working days.
If you are still narrowing down the specification, the wider surveillance solution range is worth comparing before you send the enquiry.
- Factory-direct pricingUnit cost banded by quantity, held for the validity period on the quotation.
- OEM and private labelBrand plate, manual and carton artwork in your own name on volume orders.
- Built to specificationVoltage, phase, frequency, capacity and contact materials set for your market.
- Inspection before dispatchIn-process checks plus a photographed pre-dispatch report for your approval.
- Container planningWe confirm the fill for a 20ft, 40ft or 40ft high-cube before you commit.
- Repeat ordersBuild specification kept on file so a second order is quoted against the same machine.
Export and shipping
Importing Stereo Listening Through Wall System from China
Importing Stereo Listening Through Wall System from China fails on paperwork far more often than it fails on product. Every consignment leaves with a commercial invoice, packing list, certificate of origin and, where the destination requires it, a fumigation certificate and marine insurance, with the HS code classified before the quotation is issued rather than argued about at your port. We quote FOB from the loading port when you have your own freight forwarder, and CIF to a named destination port when you would rather we arranged the freight.
Packing is specified for the transit, not for the warehouse: seaworthy crating, moisture protection and shock resistance sized for the sea time to your port. Where you are ordering more than one range, the shipments are consolidated into a single consignment on one bill of lading, which brings the landed cost per unit down and leaves you with one set of documents to clear. Installation drawings, operating manuals and a spare parts list are issued with every machine.
- HS classificationSettled before the quotation is issued, not at your port.
- Document setInvoice, packing list, certificate of origin, fumigation certificate, insurance.
- FOB or CIFYour forwarder from the loading port, or ours to your named destination port.
- Seaworthy packingCrating and moisture protection sized for the sea time to your market.
- Consolidated shippingSeveral ranges combined onto one bill of lading.
- After deliveryInstallation drawings, manuals and a spare parts list with every machine.
Buyer questions
Stereo Listening Through Wall System — frequently asked
Anything not covered here, put it in your enquiry and we will answer it with the quotation.
Email the sales deskWhat is the minimum order quantity for Stereo Listening Through Wall System?
For capital equipment like Stereo Listening Through Wall System we can supply a single machine, and the unit price improves in bands where you need more than one. Tools, spares and consumables are a different case — those are produced in batches and quoted by the pallet or container rather than by the piece. Send the quantity you are planning together with your destination port and we will confirm the minimum that applies.
Can Stereo Listening Through Wall System be manufactured to our own specification?
Yes. Voltage, phase and frequency are set for the destination country, and capacity, feed size, contact materials and control options can be specified at the build stage. OEM and private-label production, including brand plate, manual and carton artwork, is available on volume orders.
What is the production lead time for a bulk order?
Made-to-order machines typically take three to six weeks in production, plus sea freight transit to your port. Ready-stock items dispatch within seven to ten working days. Exact lead time is confirmed in writing on the quotation.
Can we inspect the goods before shipment?
Yes. Every consignment goes through in-process checks and a pre-dispatch inspection, and the photographed report is shared for your approval before the container is sealed. Third-party inspection by SGS, Bureau Veritas or an agency you nominate can be built into the terms.
What are your payment and shipping terms?
Terms are set on the proforma invoice and depend on order value and destination. Advance payment by telegraphic transfer against a proforma invoice is standard, and irrevocable letters of credit are accepted on larger capital orders. Shipping is quoted FOB from the port of loading or CIF to a named destination port.
Do you supply spare parts and documentation?
Installation drawings, an operating manual and a spare parts list are issued with every machine. Spares can be ordered against the original build specification, which we keep on file, and for plant-scale orders commissioning support can be arranged at quotation stage.
Related equipment
Stereo Listening Through Wall System from EquipMachines
Similar items you may want to compare before sending an enquiry.
