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Total 2324 products for noise meter classroom Manufacture & Suppliers

Colorful Wireless Bluetooth Earphone With Noise Cancellation CE Certification

...Noise Cancellation CE Certification Product description 1. Cool Magnetic Attraction: The magnet can attach the ends together, creating a fashionable sport lifestyle. 2. Lightweight and Comfortable: Lightwei...

Earlisten Electronic Co ., Ltd
Guangdong,China

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Mini Magnetic Noise Cancelling Bluetooth Earphones USB Connect Charging

... sport lifestyle. Lightweight and Comfortable Lightweight design offers you extra flexibility, portability and durability. 10-meter working distance gives you strong signal and makes you feel comfortable eve...

Earlisten Electronic Co ., Ltd
Guangdong,China

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Mini Magnetic Noise Cancelling Bluetooth Earphones USB Connect Charging

... sport lifestyle. Lightweight and Comfortable Lightweight design offers you extra flexibility, portability and durability. 10-meter working distance gives you strong signal and makes you feel comfortable eve...

Earlisten Electronic Co ., Ltd
Guangdong,China

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Colorful Wireless Bluetooth Earphone With Noise Cancellation CE Certification

...Noise Cancellation CE Certification Product description 1. Cool Magnetic Attraction: The magnet can attach the ends together, creating a fashionable sport lifestyle. 2. Lightweight and Comfortable: Lightwei...

Earlisten Electronic Co ., Ltd
Guangdong,China

Verified Supplier

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Foldable Bluetooth Noise Cancelling Headphones With Soft Cushioned Ear Cups

Noise Cancelling Bluetooth 5.0 TWS Ear Hook Earphones A9 with power bank for iphone 11 Specification: Bluetooth version 4.2 Certificates CE,ROHS Bluetooth operating distance 10 meters Size 18.5*14.5*7.9mm Proto...

Shenzhen Weirui Trading Co., Ltd.
Guangdong,China

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Auto Pairing TWS FCC RoHs Noise Cancelling Wireless Bluetooth Earbuds

... about 1 hour Working time about 3-5 hours Earbuds capacity 45 mAh Battery capacity 400 mAh Transmission distance 10 meters Specifications 1. Product model: XY-10 2. BT version: 5.0. 3. Appearance material: ...

SoKe Electronic Co.,Ltd
Guangdong,China

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In Ear Mic Headphone TW50 Noise Cancelling Bluetooth Earphones

... music,Voice control Bluetooth Version V5.0 Bluetooth protocol A2DP,AVRCP,HFP,HSP Transmission range 10 meters Bluetooth mode Headset Battery Capacity (mAh) Unilateral headphones: 50mAh, charging compartment...

SoKe Electronic Co.,Ltd
Guangdong,China

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Portable and Foldable 40mm Dia 118dB Noise Cancelling Bluetooth Headphones

...-20KHz Sensitivity: 110 dB SPL +/- 3 dB Impedance: 32Ω Charging voltage: DC 4.75-5.25V Distance: about 10 meters Speaker size: 40mm Charging jack: Micro USB Products Pictures: Feature: 1...

Shengpai Electronics Co,ltd
Guangdong,China

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13KW 3 Phase 60Hz ISO 9001 Low Noise Diesel Generator

...Noise Generator Set With Backup Power The DEHRAY ultra silent range is feature packed and comes with the ruggedness and reliability you demand from a generator. Firstly, the ultra silent generators are buil...

WUXI DURABLE POWER TECHNOLOGY CO.,LTD
Jiangsu,China

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40mm Driver Noise Cancelling Bluetooth Headphones Foldable HIFI Stereo Headset

...Noise Cancelling Bluetooth 5.0 Earphone Foldable HIFI Stereo Headset *Product Description Version:V5.0 1.Rechargeable 300mAh lithium ion battery; 2.Talking time :7-8 hours; 3.Music playing time :5-8 hours; 4...

Shengpai Electronics Co,ltd
Guangdong,China

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Auto Pairing TWS FCC RoHs Noise Cancelling Wireless Bluetooth Earbuds

... about 1 hour Working time about 3-5 hours Earbuds capacity 45 mAh Battery capacity 400 mAh Transmission distance 10 meters Specifications 1. Product model: XY-10 2. BT version: 5.0. 3. Appearance material: ...

SoKe Electronic Co.,Ltd
Guangdong,China

Verified Supplier

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In Ear Mic Headphone TW50 Noise Cancelling Bluetooth Earphones

... music,Voice control Bluetooth Version V5.0 Bluetooth protocol A2DP,AVRCP,HFP,HSP Transmission range 10 meters Bluetooth mode Headset Battery Capacity (mAh) Unilateral headphones: 50mAh, charging compartment...

SoKe Electronic Co.,Ltd
Guangdong,China

Verified Supplier

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Colorful Wireless Bluetooth Earphone With Noise Cancellation CE Certification

...Noise Cancellation CE Certification Product description 1. Cool Magnetic Attraction: The magnet can attach the ends together, creating a fashionable sport lifestyle. 2. Lightweight and Comfortable: Lightwei...

Earlisten Electronic Co ., Ltd
Guangdong,China

Verified Supplier

Add to cart
Mini Magnetic Noise Cancelling Bluetooth Earphones USB Connect Charging

... sport lifestyle. Lightweight and Comfortable Lightweight design offers you extra flexibility, portability and durability. 10-meter working distance gives you strong signal and makes you feel comfortable eve...

Earlisten Electronic Co ., Ltd
Guangdong,China

Verified Supplier

Add to cart
40mm Driver Noise Cancelling Bluetooth Headphones Foldable HIFI Stereo Headset

...Noise Cancelling Bluetooth 5.0 Earphone Foldable HIFI Stereo Headset *Product Description Version:V5.0 1.Rechargeable 300mAh lithium ion battery; 2.Talking time :7-8 hours; 3.Music playing time :5-8 hours; 4...

Shengpai Electronics Co,ltd
Guangdong,China

Verified Supplier

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Portable and Foldable 40mm Dia 118dB Noise Cancelling Bluetooth Headphones

...-20KHz Sensitivity: 110 dB SPL +/- 3 dB Impedance: 32Ω Charging voltage: DC 4.75-5.25V Distance: about 10 meters Speaker size: 40mm Charging jack: Micro USB Products Pictures: Feature: 1...

Shengpai Electronics Co,ltd
Guangdong,China

Verified Supplier

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13KW 3 Phase 60Hz ISO 9001 Low Noise Diesel Generator

...Noise Generator Set With Backup Power The DEHRAY ultra silent range is feature packed and comes with the ruggedness and reliability you demand from a generator. Firstly, the ultra silent generators are buil...

WUXI DURABLE POWER TECHNOLOGY CO.,LTD
Jiangsu,China

Verified Supplier

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4 meters Teaching board multi touch multi user In one Interactive whiteboard

...meters Teaching board multi touch multi user In one Interactive whiteboard Interactive whiteboard : Riotouch Multi touch Education board for sale. Large size Finger touch Interactive disaply which need to co...

Shenzhen Formertouch Technology Co.,Ltd
Guangdong,China

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Teaching board multi touch 10 user Interactive whiteboard up to 4 meters

...meters Teaching board multi touch multi user In one Interactive whiteboard Interactive whiteboard : Riotouch Multi touch Education board for sale. Large size Finger touch Interactive disaply which need to co...

Shenzhen Formertouch Technology Co.,Ltd
Guangdong,China

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HG956-2 Vibration Analyzer / Balancer Vibration and Noise Spectrum Analysis Multi-Parameter Bearing Fault Detection

HG956-2 Vibration Analyzer / Balancer 2 expert systems for automatic and accurate fault diagnosis Full-featured 1- / 2- planes Balancing. All balancing process data/graphics displayed in 1 screen Vibration and ...

HUATEC GROUP CORPORATION
Beijing

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Noise Meter Classroom

Total 2324 products for noise meter classroom Manufacture & Suppliers