SPEAKER&SOUND - 3911 ads

Thursday, September 19, 2024

Purpose SYF51 Concrete Crevice Depth Tester is mainly used to test crevice depth and sound wave propagation velocity in concrete according to sound wave diffraction propagation principle. It is an intelligent Instrument with combined functions such as testing, saving and transiting data...

Thursday, September 19, 2024

Quantity : 1 set

1）100% environmental-protection green products, no scentless, no poisonous and recyclable many times , no pollution to environment. It's the best material which replaces PVC/PMMA/FRP and etc. High light transmission, transmission can reach 90%, it can prevent the resin fatigue or...

Thursday, September 19, 2024

Quantity : 1 set

1）100% environmental-protection green products, no scentless, no poisonous and recyclable many times , no pollution to environment. It's the best material which replaces PVC/PMMA/FRP and etc. High light transmission, transmission can reach 90%, it can prevent the resin fatigue or...

Thursday, September 19, 2024

1）100% environmental-protection green products, no scentless, no poisonous and recyclable many times , no pollution to environment. It's the best material which replaces PVC/PMMA/FRP and etc. High light transmission, transmission can reach 90%, it can prevent the resin fatigue or...

Thursday, September 19, 2024

1）100% environmental-protection green products, no scentless, no poisonous and recyclable many times , no pollution to environment. It's the best material which replaces PVC/PMMA/FRP and etc. High light transmission, transmission can reach 90%, it can prevent the resin fatigue or...

Thursday, September 19, 2024

Quantity : 1 set

1）100% environmental-protection green products, no scentless, no poisonous and recyclable many times , no pollution to environment. It's the best material which replaces PVC/PMMA/FRP and etc. High light transmission, transmission can reach 90%, it can prevent the resin fatigue or...

Thursday, September 19, 2024

Quantity : 5000pcs - Price : FOB USD0.38/pc

- 30mm * 40mm Tablet Laptop Speaker DXYD3070N - Model DXYD3070N Impedance 8 ohm Nominal Power 3.0 w Maximum Power 5.0 w Resonance Frequency（Fo） 450 Hz Response: Fo~10KHz S.P.L: 86±3dB/W/M Height 18 mm Website : http://duoxin.com http://czduoxin.en...

Thursday, September 19, 2024

Advantages of the Ultrasonic Directional Speaker: 1. Strong Directionality: Achieves the best voice control point and maximum reduction in noise pollution. 2. Easy Installation: Can be installed at any angle. Ultrasonic waves are only a few millimeters in length. They are much...

Thursday, September 19, 2024

1）100% environmental-protection green products, no scentless, no poisonous and recyclable many times , no pollution to environment. It's the best material which replaces PVC/PMMA/FRP and etc. High light transmission, transmission can reach 90%, it can prevent the resin fatigue or...

Thursday, September 19, 2024

1）100% environmental-protection green products, no scentless, no poisonous and recyclable many times , no pollution to environment. It's the best material which replaces PVC/PMMA/FRP and etc. High light transmission, transmission can reach 90%, it can prevent the resin fatigue or...

Thursday, September 19, 2024

Anping Tenglu Metal Wire Mesh Co.,LTD Expanded Metal Round Mesh •Product Description: Round meshes The idea of substitution of perforated sheets for expanded metal with round meshes sounds very interesting. Our completed projects enabled us to certify this with positive feedback...

Thursday, September 19, 2024

Quantity : 5000pcs - Price : FOB USD0.41/pc

- 20mm*40mm TV Laptop Speaker DXP2040-1-8W - Model DXP2040-1-8W Impedance 8 ohm Nominal Power 1.0 w Maximum Power 1.5 w Resonance Frequency（Fo） 550 Hz Response: Fo~20KHz S.P.L: 85±3dB/W/M Height 8.4 mm Website : http://duoxin.com http://czduoxin...

Thursday, September 19, 2024

Quantity : 10000 - Price : 140,00 €

With compact and mini size, the video and audio monitor can be easily hidden almost anywhere while you couldn't be able to find them. If somebody monitor you and your family with ulterior motives, how terrible thing is! So the wireless RF signal detectors for video cam and audio...

Thursday, September 19, 2024

Quantity : 200 - Price : 5.07usd

What is the item ?   The item has two parts :  transmitter and receiver. Usually, we put transmitter in the protected person or things and keep the receiver in our/owner hands. There is anti-lost function of the item, users can adjust distance...

Thursday, September 19, 2024

1）100% environmental-protection green products, no scentless, no poisonous and recyclable many times , no pollution to environment. It's the best material which replaces PVC/PMMA/FRP and etc. High light transmission, transmission can reach 90%, it can prevent the resin fatigue or...

Thursday, September 19, 2024

Quantity : 1 - Price : negotiable

The other models we can provide for Ingersoll Rand UP Series Ingersoll Rand UP5-4TAS-8 air compressor Ingersoll Rand UP5-5TAS-8 air compressor Ingersoll Rand UP5-5TAS-10 air compressor Ingersoll Rand UP5-5TAS-14 air compressor Ingersoll Rand UP5-7TAS-8 air compressor Ingersoll Rand...

Thursday, September 19, 2024

Quantity : 3000pcs - Price : FOB USD1.20/pc

- 101mm loudspeaker Car speaker - - DXYD101N-50P-32A - Model DXYD101N-50P-32A Impedance 4/8/16/32 ohm Nominal Power 10.0 w Maximum Power 15.0 w Resonance Frequency（Fo） 150Hz Response: Fo~10kHz S.P.L: 88±3dB/W/M Website : http://duoxin.com http://czduoxin...

Thursday, September 19, 2024

PDR-1 Portable Digital Recorder, it is a special device for sound recording with high quality designed, two microphones 1/4"(6.3Ø) or build-in microphone, and it assists high quality recording modes, 96 KHz WAV and 48 KHz MP3. It can be said that “PDR-1” recorder is one of the most...

Thursday, September 19, 2024

Quantity : 500 - Price : 5.01usd

Bluetooth Anti-lost Alarm Systems What is the item ? The product is based on the newest Bluetooth 4.0 version. It can chain user's easy-lost & valuable belongings, kids or pets together with smart phones through specified APP software within a setting Bluetooth...

Thursday, September 19, 2024

Specification: Technical code for testing of building foundation piles JGJ 106-2003 Technical specification of Dynamic pile tests for Highway Engineering JTG/TF81-01-2004 Technical specification for inspection of concrete defects by ultrasonic method CECS21: 2000 Technical specification...

Thursday, September 19, 2024

Quantity : 1 set

1）100% environmental-protection green products, no scentless, no poisonous and recyclable many times , no pollution to environment. It's the best material which replaces PVC/PMMA/FRP and etc. High light transmission, transmission can reach 90%, it can prevent the resin fatigue or...

Thursday, September 19, 2024

Quantity : 1 - Price : negotiable

SSR Series Ingersoll Rand Air Compressor,Ingersoll Rand Screw Air Compressor The other models we can provide for Ingersoll Rand SSR Series Ingersoll Rand SSR 45-75KW air compressor Ingersoll Rand SSR M55-M75 air compressor Ingersoll Rand SSR M90-160KW air compressor Ingersoll Rand...

Thursday, September 19, 2024

Quantity : 1 set

1）100% environmental-protection green products, no scentless, no poisonous and recyclable many times , no pollution to environment. It's the best material which replaces PVC/PMMA/FRP and etc. High light transmission, transmission can reach 90%, it can prevent the resin fatigue or...

Thursday, September 19, 2024

Anping Tenglu Metal Wire Mesh Co.,LTD Aluminum Expanded Security Window Screen •Product Description: Aluminum expanded window screen is made of aluminum expanded wire mesh. It is more strong in structure than woven wire window screen, and with light weight. Aluminum expanded screen...

Thursday, September 19, 2024

Description As a high-performance laser barcode scanner, X-580 has the features of high scanning speed and easy to use. It has several built-in interfaces. You just need to change over and set up before use. The highlight bicolor LED and 85DB beep sound will meet the needs of working...

Thursday, September 19, 2024

Quantity : 500 - Price : 125,00 €

14.1 inch clam shell LAPTOP notebook LCD : 1920*1080IPS CPU: intel APOLLO N3350/3450/4200 OS: Windows 10 Ram: DDR2G/4G/8g Rom: Flash32G/64G/128G Connectivity: Wifi802.11b/g/n & BT4.0 &3G/LTE(optional) Touch pannel: NO Camera: front0.3/2.0M , back2.0/5.0M Battery...

Thursday, September 19, 2024

Description: As a high-performance laser barcode scanner, X-530 has the features of high scanning speed and easy to use. It has several built-in interfaces. You just need to change over and set up before use. The highlight bicolor LED and 85DB beep sound will meet the needs of working...

Thursday, September 19, 2024

Specification Technology specification for inspection of concrete defects by ultrasonic method CECS 21: 2000 Technical specification for detecting strength of concrete by ultrasonic-rebound combine method CECS 02: 2005 Purpose Testing building foundation piles by crosshole ultrasonic...

Thursday, September 19, 2024

Quantity : 5000pcs - Price : FOB USD0.27/pc

- 28mm mylar speaker DXI28N-B intercom speaker - Model DXI28N-B Impedance 8, 16, 32 ohm Nominal Power 0.25 w Maximum Power 0.5 w Resonance Frequency（Fo） 400 Hz Response: 200~5KHz S.P.L: 85±2，82±2，80±2 dB Height 3.5 mm Website : http://duoxin.com http://czduoxin...

Thursday, September 19, 2024

Quantity : 1 set

1）100% environmental-protection green products, no scentless, no poisonous and recyclable many times , no pollution to environment. It's the best material which replaces PVC/PMMA/FRP and etc. High light transmission, transmission can reach 90%, it can prevent the resin fatigue or...