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Quick Details

  • Brand Name: OEM
  • Model Number: RU9
  • Style: In-Ear
  • Communication: Wireless
  • Connectors: USB
  • Use: Mobile Phone
  • Function: Bluetooth, Microphone, Noise Cancelling
  • Place of Origin: Guangdong, China (Mainland)
  • Color: Black, Blue, Gray, Green, Red, White, Yellow, Black/Red/White/Gray/Green/Yellow/Blue
  • Bluetooth specification: V4.0+EDR, CSR 8635 chipset
  • Bluetooth profiles: HSP, HFP, A2DP and AVRCP
  • Operating distance: 10 meters Class II
  • Talk time: About 7 hours
  • Music playing time: About 7 hours
  • Standby time: About 240 hours
  • Charging time: About 1.5 hours
  • Battery: 80mAh
  • Product name: waterproof wireless bluetooth headphones

Packaging & Delivery

Packaging Details Color box/gift box packaging for waterproof wireless bluetooth headphones
Delivery Time Shipped in 1 days after payment

2016 hot sale RU9 waterproof wireless bluetooth headphones, Rambo music IPX7 wirless headset in-ear style

waterproof wireless bluetooth headphones  RU9


Product Description


Sports earbuds bluetooth with special design for stable wearing, good for sports. CSR chipset with best music sound enjoyment. More than 7 colors for your choice: Black, White, Red, Blue, Gray, Green, Yellow

Device Compatibility


Key Features

1. Small and Lightly design brings you comfort during sport

2. A2DP+AVRCP: Playing stereo music+Remote control

3. Pause the music & Play back automatically when receives an incoming call

4. Call transfer between the headset and Bluetooth mobile phone

5. Automatically connects to the last connected Bluetooth device

6. Charging via Micro USB


Key specifications

Bluetooth specification V4.0
Bluetooth profiles HSP, HFP, A2DP and AVRCP
Operating distance 10 meters Class II
Voice promptSupported
Talk time About 7 hours
Music playing time About 7 hours
Standby time About 240 hours
Charging time About 1.5 hours
ChipsetCSR chipset
Product name
waterproof wireless bluetooth headphones

Packaging & Shipping

What’s in the box

1.Bluetooth Earphones


2.USB charging cable

3.User manual






Our Services

1. Warranty: 1 year, it exactly depends on definite specs & price.

2. OEM order is warmly welcomed in Rambotech and we have lots of successful experiences in doing OEM projects. What’s more, we have design team who can give you the professional suggestions on package, silk printing, etc.

Factory Overviews

Professional factory just offers the best quality.



Rambotech is always here and grow up with you.


Company Information

Rambotech is a team full of energy and the average age is 26.


Rambotech offers the most fashionable, premium products and the newest market news for customers. Also help customers to extend business. Rambo’s mission is to help customers success through products and service.


Rambotech is a brand owned by Rambo Industrial Limited.


Specialize in designing and developing innovative bluetooth wireless products, extend products to mobile phone accessories and computer peripherals.


Payment & Shipping

Various payment terms and shipping ways for your choice.





Q1: Will you spam my mail-box after joining your news-letter plan?

A: We promise you that we never spam. Joining our New-letter plan, you can get the latest information about Bluetooth field, consumer electronics, etc; also, you can first get our newest products.


Q2. What’s your warranty Policy?

A: Usually, our RMA rate is below0.2% since we have strict quality control system. Our warranty period is 12 months.


Q3. How can I become your exclusive dealer?

A: Well, we’d say it depends on different regions, for more details, please consult our sales representatives


Q4. Do you accept OEM project?

A: OEM order is warmly welcomed in Rambotech and we have lots of successful experiences in doing OEM projects. What’s more, we have designteam who can give you the professional suggestions on package, silk printing, etc.


Q5. What kind of payment do you accepted?

A: Payment welcome T/T, West Union and Paypal.


Q6. Where can I download the latest catalogs?

A: You could download our latest catalogs on our website www.rambotech.com Navigation of “Download”.


Thanks a lot for your attention to our company!

Rambotech is looking forward to your cooperation!

waterproof wireless bluetooth headphones

Transaction History of the Supplier

Below is the information about the supplier's transactions conducted via Alibaba.com. If you require further details regarding the transaction data, please contact the supplier directly.

Transaction Overview


Transaction Details

This supplier has completedtransactions with buyers from .

Shipping Destination
Transaction Value
Transaction Date
Email to this supplier
Trade Assurance
China (Mainland)
Transaction Level:
Supplier Assessments:
12 Transactions 10,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $82,000
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