2015 Wholesale bluetooth earphone ear hook
Features and Advantages:
1)Support systems:audio equipments with bluetooth functions,such as PC,cellphone,MP3… ;
2)Bluetooth protocol standards:Bluetooth V2.1+EDR
3)Receiver range:10m / 360.
4)Carrier frequency:2402MHz-2480MHz;
5)USB interference:High speed USB 2.0;
6)Battery:chargeable lithium-ion polymer battery (3.7V/320MA/h);
7)Charger power:computer USB interface DC5V;DC5V(500MA);travel charger;DC 5V (500MA)car charger ;
8)Successive working time:about 12 hours;
9)Frequency response:20Hz—20KHz;
10)S/N ratio:_82db
Specification for new colorful bluetooth earphone:
| Category | Bluetooth headphone |
| Drive Unit | Φ40MM |
| Frequency Response | 20-20,000Hz |
| Sensitivity | 108dB S.P.L.at 1KHz |
| Impedance | 32Ω±15% |
| Operating voltage | 3V |
| Rated power | 20mW |
| Aggregate capability | 50mW |
| Microphone Unit | Φ6*5mm |
| Directivity | Omni |
| Microphone Sensitivity | -58±3dB |
| Microphone Impedance | 2.2KΩ |
| Frequency Response | 30-16,000Hz |
Picture for new colorful bluetooth earphone:
Package for new colorful bluetooth earphone:
Poly bag, Static-proof bag, Blister packing, Crystal box, Metal box, Plastic cylinder or Customized packing.
Small quantity, delivery by express EMS, TNT, UPS, DHL, FEDEX etc. or by air transportation. Large quantity, delivery by sea transportation.
OEM Service:
1. Wire option: TPE / PU / PVC / Fabric cable, shaped flat or round, customized color
Cord length: Customized
2. Plug option: Three-pole or four-pole plug, nickel plated or gold plated, black ring or green ring or white ring, 3.5mm or 2.5mm plug
3. Speaker: Different levels of quality based on the combination of different diaphragm, diameter, material and other factors
4. Logo printing:Customized
Our factory:
Certificates for new colorful bluetooth earphone:
Why Prosong:
1. We have professional QA, IPQC, QC department to control the quality.
2. Our R&D Departemnt has great ability of reserching and designing.
3. Fast design and fast make the drawing into real and keep the designs in confidential.
4. Our main market is North America and Europe, products pass CE, RoHS (Reach, CPSIA is optional)
5. Our factory is full equipped with advanced and modernized facilities. (injection machine, tolling machine, hot sealing machine, ultrasonic mave machine, etc.)
6. We focus on producing good quality earphones, headphones, mini speaker, headphone splitter, etc.
We Promise:
1. All materials comply with CE and RoHS, and 100% checked by QC, QA.
2. Each of the products was inspected by professional testing machine before shipment, so don’t care about any problems of quality.
3. We offer customized service, flexible payment policy and timely delivery.
4. 12 months warranty of quality.
5. Any comments of yours will be much appreciated. Hope to cooperate with you.
new colorful bluetooth earphone