40DB - 31 ads

Sunday, December 29, 2024

Product description: MEMS VOA is a precise and adjustable voltage-driven optical component. The key part of the component is MEMS chip; driving voltage produces electrostatic force to drive the micro-mirror on the chip, then to adjust output optical power. INTRODUCTION: MEMS VOA...

Tuesday, May 07, 2024

Quantity : Daily outp

4950-5850MHz 36dBi MIMO Antenna (AC-D4958G36-12X2) This is a high performance 5GHz Broadband Dual Polarized Parabolic Dish Antenna. This 5GHz parabolic dish antenna supports the working frequency range from 4900MHz to 5900MHz, and can be used in a wide variety of high performance...

Friday, March 15, 2024

Ex proof walkie talkie , mode N10Ex, passed chemical IIB and dust explosion-proof certification. The flame proof walkie talkie is small and easy to carry, and the intercom distance is very long. The call quality is clear and loud even in a noisy environment, and handy talkie explosion...

Saturday, November 11, 2023

Features of GX-MX1012-Z/GX-MX1014-Z/GX-MX1016-Z/GX-M X1024-Z China Audio Mixer, China Sound Mixer With MP3 player With high and low impedance switching function With four-way marshalling function Comes with reverse feed interface Compact design, with cabinet mounting bracket (12/14...)

Saturday, November 11, 2023

Features of Internet Radio Amplifier GX-PA4001 / GX-PA4002 / GX-PA4003 / GX-PA4004 / GX-PA4005 / GX-PA4006 / GX-PA4007 / GX-PA4008 / GX-PA4009 / GX-PA4010 / GX-PA4011 Based on TCP/IP, UDP, IGMP protocol, support LAN and WAN transmission, can be installed anywhere the network can be reached...

Thursday, September 28, 2023

Explosion proof walkie talkie, mode N10Ex, passed chemical IIB and dust explosion-proof certification. The flame proof walkie talkie is small and easy to carry, and the intercom distance is very long. The call quality is clear and loud even in a noisy environment, and ex proof walkie...

Sunday, July 23, 2023

Quantity : 100 - Price : 260,00 €

Breathe a better air by reducing dust mite allergens, viruses, bacteria, mould, bad odours, harmful chemicals, house dust, animal dander, pollen, fungi and other micro-organisms in the air. Portable purifier ideal for your home (office, bedroom) CADR: 120 m³/h 3 grades of fan speed Area...

Tuesday, May 30, 2023

GXF series optical cross-connection cabinet has four models: GXF-A GXF-B optical cross-connect cabinets. This series optical cross-connection cabinet is mainly made up of Stainless Steel or SMC case, fixing elements of the case frame, cable fixing and protective device, direct welding module...

Sunday, October 30, 2022

Materials of Sunkye MIL DTL 26482 Plug Series Small Circular Connector Shell: aluminum alloy Finish: olive drab cadmium (W), black anodized plating (F), black zinc nickel (K), Nickel(T) Backshells Aluminum alloy Cable glands: Thermoplastic Coupling ring: Aluminum alloy Spring washer...

Tuesday, August 02, 2022

Timing Function for working hours control. Bacteria filter inside to keep away most bacteria in the air. Big LCD displays the accumulated working hours and the present working hours. Lightweight oxygen tanks, easy to be moved around. Key Features of Canta V Series Medical Oxygen...

Wednesday, May 25, 2022

Quantity : 100

Microphone de bureau USB Carte son intégrée de 3,5 mm sortie stéréo Cou flexible du microphone et des boutons de contrôle du volume pratique Spécificités : Interface : USB 2.0 Microphone : omnidirectionnel à condensateur Sensibilité : - 40db +/- 3db Réponse en fréquence : 50 - 16000...

Thursday, March 10, 2022

Professional Massager & Percussion Therapy Gun Massage Gun, TAHATH Professional Deep Tissue Muscle Massager Gun, Percussion Handheld Electric Muscle Massager with 5 Speed Levels 4 Massage Heads for Gym Office Home Post-Workout Recovery. The ergonomic single-hand grip with rubber...

Friday, December 10, 2021

Price : 100USD

Functions Small and high-performance mountable-type OTDR module, applicable to optical system monitoring 40/38/38dB Dynamic range <1.5m</span> Event deadzone <10m</span> Attenuation deadzone Features Small and high-performance mountable-type OTDR module Applicable...

Friday, August 13, 2021

Massage Gun, TAHATH professional massager & percussion therapy gun, percussion muscle massager with 5 Speed Levels 4 Massage Heads for Gym Office Home Post-Workout Recovery. The ergonomic single-hand grip with rubber non-slip coating can not only minimize the external vibrations...

Monday, December 17, 2018

- Project Basic Information of Uganda Hotel Soundproof Folding Partition Project: - Year of completion: 2017 Type of product: 65 Type acoustic movable restaurant partitions wall Finish: Melamine board Panel height: 2.45 meter Total quantity: About 40m STC: 40DB - Application Requirement...

Wednesday, August 22, 2018

Quantity : 80000Pcs - Price : 3-50USD

- Specification of JH-180 BTE BTE Ear Hook Hearing Aid Hearing Amplifier - Max Sound Output 125 ± 5dB Voltage 1.5V Sound Gain ≥40dB Battery size LR754 Total Harmonic ≤6% Battery capacity/Mah 68 Wave Distortion Operation Current ≤4mA Operation current/mA 2.9 Frequency...

Wednesday, August 22, 2018

Quantity : 80000Pcs - Price : 3-50USD

- Specification of JH-168 BTE Balanced Armature Loudspeaker Ear Hook Hearing Aid Hearing Amplifier - Material ABS Color Beige Max Sound Output 131±3dB Sound Gain ≥40dB Frequency Range 300-5000Hz Input Noise ≤30dB Battery AG5/LR754 Hearing loss Slight, Moderate Type...

Wednesday, August 22, 2018

Quantity : 80000Pcs - Price : 3-50USD

- Specification of JH-125 Analog BTE RIC Hearing Aid Hearing Amplifier - Max Sound Output 124 ± 5dB Voltage 1.5V Sound Gain ≥40dB/51 Battery size LR754 Total Harmonic ≤5% Battery capacity/Mah 68 Wave Distortion Operation Current ≤4mA Operation current/mA 4.5 Frequency...

Wednesday, December 13, 2017

Quantity : 10,000/mon - Price : USD 45-55

- Pump Main Features - - 1. Sine Wave Silent Technology, Noise less than 40dB; - 2. Default with water shortage and stuck protection functions; - 3. Brushless DC motor, Magnetic Driven, Small size & High Efficiency; - 4. Long time continuous working, lifespan more than 20000 hours; - 5...

Friday, November 03, 2017

Quantity : 1PCS - Price : 46.69USD

- Low PIM -150dBc 698-2700MHz DIN type IP65 waterproof 20-40dB Directional Coupler - Product Show Specifications Electrical Specifications Frequency 698-2700MHz Model LCTC0727-20PDO LCTC0727-30PDO LCTC0727-40PDO Specifications 20dB 30dB 40dB Attenuation ±1.2 ±1.5 ...

Monday, August 29, 2016

Price : 10,00 €

Mini digital two way radio DM-6R from Kydera Details： Frequency Rang: VHF 136-174 or UHF 400-480MHz or PMR446 Channel capacity: 512 Zones: 16 Dimension: 81*52*33mm Output Power: 2W Voltage: 3.7V Digital Agreement: DMR Brand: Kydera Talk Range: 3-6km Main Features: Private Call Group...

Monday, August 29, 2016

Price : 10,00 €

Outdoor use professional Digital two way Radio (DMR) DM-680 Portable Type General Specification ModelDM-680Channels512Zones16Frequency Rang400-480MHzAntenna Impedance50ΩDimension97×58×40mmWeight270 gLi-ion battery2300mAhRated voltageDC: 704VBattery: The average battery life under 5/5/90...

Sunday, March 20, 2016

2. Specification Parameter Values Attenuation value 0.5～～60dB Attenuation precision 0.15dB(0-20dB) 0.3dB(20-60dB) Return loss PC>40dB APC>60dB Operation wavelength 1260-1620nm(SM) Polarization loss ≤0.3dB Operation temperature -40℃~+75℃ Storage...

Friday, July 18, 2014

Wuhan Wellsee New Energy Industry Co., Ltd. focuses on the research, developments and productions of PV products. Wellsee Solar Inverter with built-in controller WS-SCI series products integrate controller function with inverter function in one design, and can match battery case...

Sunday, July 06, 2014

Wuhan Wellsee New Energy Industry Co., Ltd. focuses on the research, developments and productions of PV products. Wellsee Solar Inverter with built-in controller WS-SCI series products integrate controller function with inverter function in one design, and can match battery case...

Sunday, July 06, 2014

Wuhan Wellsee New Energy Industry Co., Ltd. focuses on the research, developments and productions of PV products. Wellsee Solar Inverter with built-in controller WS-SCI series products integrate controller function with inverter function in one design, and can match battery case...

Thursday, May 29, 2014

Price : 2000-3500

TR600 SV20A Single-mode OTDR 1310/150nm, 32/30dB Built-in VLS Come With: 1. Calibrate Certificate and Test Report 2. Trace Analysis Software 3. 1x FC Connectors + 1x SC Connector + 1x LC Connector 4. SD card 5. Peli Case -- Corrosion Proof, Waterproof, Dustproof and Unbreakable...

Wednesday, May 07, 2014

Quantity : 100000 - Price : 10,00 €

- Specifications - light weight panel Factory price Environmental,economy&new products Delivery on time Partition wall board 1.SIZE: 60---100*240---300*8---15cm 2.MATERIALS: Agricultural waste straw, sawdust, fly ash, binder and other high-performance materials 3.TRADING TERM...

Friday, September 27, 2013

Quantity : 100,000pcs - Price : pending

Specificaton: Insertion loss: <0.75dB <br /> Return loss: >40dB Service life: >1000 times Temperature range: -40°~80° Features: Single mode, multimode available All connectors with dusty cap Compliant with RoHS requirement Application: Telecommunication CATV...

Friday, December 21, 2007

Specification: Mono Input Channels: Balance MIC or Line Input Stereo Input Channel: Balance or Unbalance Stereo Lline Input Frequency Response: 10Hz~30KHz +/-3db 20Hz~20KHz +/-0.5db MIC Sensitivity (22Hz-22KHz): -129.5db, 150 Ohm Source; -132db, Input Short Circuit Gain Adjustable Range...