Promotional stereo headset

Brief Introduction:

Speaker diameter: φ40 milimeters
Impedance: 32 Ohms
Sensitivity: 108dB S.P.L.at 1KHz;
Rated power:20mW
Aggregate capability:50mW
Frequency Response:20Hz-20,000Hz
Microphone Unit:φ6*5mm
Impedance:≤2.2KOhms
Frequancy Response:30Hz-16,000Hz
Operating voltage:3.0V  

Specifications:

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  

Packet content: 

• 100% Brand New
• 1 x Bluetooth headphone
• 1 x Charger
• 1 x User Guide

Shipping

Small quantity, delivery by express EMS, TNT, UPS, DHL, FEDEX etc. or by air transportation

Large quantity, delivery by sea transportation

Delivery time

14-25 days (according to order) after samples approval and order confirmed

We Promise

1. All materials comply with CE and RoHS.

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. Any comments of yours will be much appreciated. Hope to cooperate with you.

Last

Any comments or questions, you can feel free contact us. We hope to establish mutually beneficial trading relations with you. Thank you.

Photos: