H902 Mobile Stereo Underwater Sports 7 Channels Communication Receiver Bone Conduction Headset
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- Supplier: Shenzhen Risest Technology Co. Ltd.
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Product Overview
Description
H902 Mobile Stereo Underwater Sports 7 Channels Communication Receiver Bone Conduction Headset
Product Description
Swimming Training System
How does this system work?
This is a new audio technology for water sports. The world's only wireless waterproof products for real-time coaching.
The best way to play music and guided workouts underwater.
The waterproof bone-conduction headset is suitable for indoor swimming training, with a straight-line distance of 150 to 200 meters between the transmitter and the headset, and an underwater distance of 3 meters.
The seven channel radio transmitter can give commands and communicate to everyone underwater. Just match radio transmitter to earphone channel.
Detailed Images
Feature
Streamlined for comfort and fit
Lightweight-- compact and ergonomic
Waterproof-- Ocean, pool, lake, river
7 frequencies-- to coach different athletes on different frequencies
Application
Swimming class
Swimming club
Personal training
Underwater ballet
Specification
| Receive Sensitivity | -13DBu |
| Input Sensitivity | ≤200mV |
| SNR | ≥82dB |
| Distortion | ≤0.7% |
| Ferquency range | 60Hz-20KHz |
| Receive Distance | 120 Meters |
| Input | DC 3.7V |
| Working Voltage | 2.8-4.2V |
| Speaker | Bone Conduction |
| Battery Working Time | 1.5-2 hours |
| Volume | can't be adjusted |
| Charge Time | 4 hours |
| Underwater | 10 Meters |
| Certificate | CE,IPX-8 |
| FM | 76.8, 77.8, 78.8, 79.8, 80.81 , 82.8, 83.8 |
Packing
1 Bone Conduction Headset
1 USB Cable
1 Power Adapter
1 User's manual
(The transmitter and mic is not included in this price.)
FAQ
1.What are those 7 FM frequency
-- FM 76.8, 77.8, 78.8, 79.8, 80.81 , 82.8, 83.8
2.How many headsets can work with one FM transmitter?
-- FM transmitter can work with many headset, no limit.
3.If there are 3 coach and 3 group of students in one swimming pool, how can the 3 coaches talk with their students?
-- Each Coach and their students can choose one frequency, make coach and students are in one line, so that coach can talk with students, no interference.
4.Can we try a sample of one headset + one FM transmitter?
-- Sure, we accept sample order.
5.How can I place order, how can I make payment?
-- Alibaba trade assurance order is welcomed, you can place order on alibaba directly. We will send you payment link after we confirm the order. You can pay via T/T, E-checking, Credit card..
6.Can I make payment by paypal or western union?
-- Yes, we accept paypal and western union. Please send inquiry or send email to us. We will send you pro-invoice with Payment details.
7.How long is the warranty? What is the warranty range:
-- one year. Warranty range : Crash, can't charge the battery and assembly shedding. We don't offer warranty : 1) Damage caused by external forces 2) Burned using a non-original factory charger. 3) The user has opened it himself 4) Long-term charging burnout
8.Can print our own logo? Own package? What is the MOQ?
-- We can do customized logo and make customized package.
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