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Bluetooth Earphone CB-T11

BT V5.0 with low power consumption, dual-ear voice for phone call

Fully smart auto turn on, paring, turn off and charging

Comfortable earbuds, ergonomic earphone design

Hi-Res audio performance

Long playing time

Volume up/down, forward/backward available

Best drivers and structural design to ensure the best acoustic

More Details

Bluetooth Specification	v5.0
Bluetooth Profiles Supported	HSP/HFP/A2DP/AVRCP
Operation Range	Up to 15 meters
Talk Time	Up to 4 hours
Playing Music Time	Up to 4 hours
Standby Time	Up to 200 hours
Earbud Battery Charging Box Battery	35mAh 300mAh
Charging Time	1.0H
Driver	Ø10mm
Sensitivity	93±3dB at 1KHz
Impedance	32Ω±15%
Frequency Response	20Hz-20KHz

YOUR NO.1 HEADPHONE MANUFACTURER
COOLBO ADVANTAGES
Since we’re a single product-focused company, we remain one of the best when it comes to earphone manufacturing.

1. SUPER
QUALITY
ISO9001, BSCI, CE, RoHS, REACH, FCC certifications etc.. All components adopt the qualified materials. 100% quality check and durable testing for every product before shipment.
2. COMPETITIVE PRICE
Large scale earphones production and well trained workers reduce cost greatly. Coolbo supplies the Bottom Price to make you become the most competitive earphones seller in your region.
3.FAST PRODUCTION
150 workers in our 6000 square meters earphones factory produce 1,200,000pcs earphones every year. We can have your urgent wired earphone orders ready in just 2 weeks.
4. VARIETY
MODELS
Since we focus on earphones manufacturing for 10+ years, from Wired Earphones, Bluetooth Earphones to True Wireless Earphones etc.. We have 40+ appearance patents and patents for utility models. OEM or ODM supported.
5. BRAND E
FFECT
Coolbo is at the top of the global earphones manufacturing sector. In fact, we’re one of the top three earphones manufacturers in China. We pride ourselves on our first-class quality and unprecedented warranty and maintenance.
6. CUSTOMER SERVICE
Top sales with professional skills make you never feel difficult to communicate with a earphone factory. All Coolbo staff will stand by you, reply your inquiry and solve your problem, no matter pre-sales or after-sales.
EARPHONES FACTORY VIDEOS
Highly welcome to visit our facotry
COOLBO PRODUCTS SHOWCASE
Headphones factory Coolbo supplies True Wireless Earphones; Bluetooth Headset; Wired Earphones;
Professional Studio Monitor Headphones; DJ Headphones; Noise Cancelling Headphones

Wired Earphones
Bluetooth Headphones
Wireless Headphones
Noise Cancelling Headphones
Gaming Headset
Studio Headphones
VOICE OF CUSTOMERS
We have supplied customers high quality earphones and headphones with efficient, reliable, professional and thoughtful service.
Below some of our customers' comments for your reference

My name is Joe from USA company. My company mainly operates on headphones. Coolbo with good quality, fine workmanship and timely reply, and important, cooperate with the Coolbo without trouble, the sales person always can understand my emails meaning. This feeling makes me good, and comfortable. Thanks.
Joe Brown. USA
I purchased earphones from Coolbo so many times, it is very fast shipping, good and accurate product, got them fast and as usual very good condition, all work great, all is great. Obviously this is a five star of quality suppliers, we will certainly buy again Coolbo products, and I wish you the business is thriving!
David Nelson. USA
We are Italy professional headphones manufacturer, the company has twenty years of operating history, is very happy to find COOLBO company. They give us a very good reputation in our place. And let our customers to enjoy the cheap price with very high quality.
Carlo De Cillis. Italy
Through three years of cooperation, we know COOLBO have more deep understanding, the production process conducted a series of quality control. They have good logistics solutions, let us in front of customers won more honor.
Ad Kroot. Netherland
A great seller, I have to say thanks. I am really appreciated your help for my urgently samples, Item as described, fast shipping! Once again, very satisfied with order. A pleasure to do business with Coolbo!
Alexander. Russia
CONTACT US TODAY!
Simply click the button below, tell us what you need, and get a free quote within 12 hours!
GET QUOTE NOW

Bluetooth Earphone CB-T11

YOUR NO.1 HEADPHONE MANUFACTURER
COOLBO ADVANTAGES

Since we’re a single product-focused company, we remain one of the best when it comes to earphone manufacturing.

1. SUPER
QUALITY

2. COMPETITIVE PRICE

3.FAST PRODUCTION

4. VARIETY
MODELS

5. BRAND E
FFECT

6. CUSTOMER SERVICE

EARPHONES FACTORY VIDEOS

Highly welcome to visit our facotry

COOLBO PRODUCTS SHOWCASE

Headphones factory Coolbo supplies True Wireless Earphones; Bluetooth Headset; Wired Earphones;
Professional Studio Monitor Headphones; DJ Headphones; Noise Cancelling Headphones

Wired Earphones

Bluetooth Headphones

Wireless Headphones

Noise Cancelling Headphones

Gaming Headset

Studio Headphones

VOICE OF CUSTOMERS

We have supplied customers high quality earphones and headphones with efficient, reliable, professional and thoughtful service.
Below some of our customers' comments for your reference

We are Italy professional headphones manufacturer, the company has twenty years of operating history, is very happy to find COOLBO company. They give us a very good reputation in our place. And let our customers to enjoy the cheap price with very high quality.

Through three years of cooperation, we know COOLBO have more deep understanding, the production process conducted a series of quality control. They have good logistics solutions, let us in front of customers won more honor.

A great seller, I have to say thanks. I am really appreciated your help for my urgently samples, Item as described, fast shipping! Once again, very satisfied with order. A pleasure to do business with Coolbo!

CONTACT US TODAY!

Simply click the button below, tell us what you need, and get a free quote within 12 hours!

Bluetooth Earphone CB-T11

YOUR NO.1 HEADPHONE MANUFACTURERCOOLBO ADVANTAGES

Since we’re a single product-focused company, we remain one of the best when it comes to earphone manufacturing.

1. SUPER QUALITY​

2. COMPETITIVE PRICE

3.FAST PRODUCTION

4. VARIETY MODELS

5. BRAND EFFECT

6. CUSTOMER SERVICE

EARPHONES FACTORY VIDEOS

Highly welcome to visit our facotry

COOLBO PRODUCTS SHOWCASE

Headphones factory Coolbo supplies True Wireless Earphones; Bluetooth Headset; Wired Earphones;Professional Studio Monitor Headphones; DJ Headphones; Noise Cancelling Headphones

Wired Earphones

Bluetooth Headphones

Wireless Headphones

Noise Cancelling Headphones

Gaming Headset

Studio Headphones

VOICE OF CUSTOMERS

We have supplied customers high quality earphones and headphones with efficient, reliable, professional and thoughtful service.Below some of our customers' comments for your reference

We are Italy professional headphones manufacturer, the company has twenty years of operating history, is very happy to find COOLBO company. They give us a very good reputation in our place. And let our customers to enjoy the cheap price with very high quality.

Through three years of cooperation, we know COOLBO have more deep understanding, the production process conducted a series of quality control. They have good logistics solutions, let us in front of customers won more honor.

A great seller, I have to say thanks. I am really appreciated your help for my urgently samples, Item as described, fast shipping! Once again, very satisfied with order. A pleasure to do business with Coolbo!

CONTACT US TODAY!

Simply click the button below, tell us what you need, and get a free quote within 12 hours!

YOUR NO.1 HEADPHONE MANUFACTURER
COOLBO ADVANTAGES

1. SUPER
QUALITY

4. VARIETY
MODELS

5. BRAND E
FFECT

Headphones factory Coolbo supplies True Wireless Earphones; Bluetooth Headset; Wired Earphones;
Professional Studio Monitor Headphones; DJ Headphones; Noise Cancelling Headphones

We have supplied customers high quality earphones and headphones with efficient, reliable, professional and thoughtful service.
Below some of our customers' comments for your reference