Main Features:● Metal ornament with brushed texture which not only looks stylish but also can be used in all kinds of occasions
● Unique magnetic adsorption design and mini style， perfect for listening music or having a phone take when you are in sports and outdoor activities.
● Bluetooth V4.0 technology， the audio transmission is more stable with less energy consumption and clearer calls.
● The inline microphone on the Rock RAU0503 allows for easy conversations on your device whether using it on a mobile phone， a video call on a computer， or recording yourself on a tablet.
● The oxygen-free copper (OFC) cable features excellent conductivity and distortion-free sound.
● Professional sweat-proof design， don not worry your headset will be damaged during exercise.?
● Equipped with 80mAh battery， providing about 4 hours music play /?talk / playing time and super long standby time.
● A hidden microphone adopt advanced noise cancellation technology， let the input voice is closer to the original sound， to bring high-quality experience.
● Whatever activity you choose， Rock RAU0503 will match your pace.
● Compatible with almost all Bluetooth-enabled mobile devices. Brand: Rock
Wearing type : In-Ear
Function: Answering Phone，Bluetooth，Microphone，Voice control Headset type: Dynamic
Connectivity : Wireless
Application: Mobile phone，Sport
Sound channel: Two-channel (stereo)
Frequency response: 20-20000Hz
Talk time: 3.5 - 4 hours
Music Time: 3 - 4hours
Standby time: 60hours
Charging Time (h): 2hours
Micphone Sensitivity: -42db±3db Bluetooth: Yes
Bluetooth version: V4.0
Bluetooth distance: W/O obstacles ≤10m
Bluetooth chip: CSR8645
Bluetooth protocol: A2DP，AVRCP
Bluetooth mode: Hands free，Headset Battery Volatge: 3.7V
Battery Capacity(mAh): 80mAh Package weight: 0.227 kg
Package size (L x W x H): 17.50 x 11.00 x 4.00 cm / 6.89 x 4.33 x 1.57 inches Package Contents: 1 x Rock RAU0503?Wireless Sports Earphones Stereo Headsets Bluetooth V4.0 Headphones， 1 x USB， 1 x Bilingual User Manual in English and Chinese， 1 x Storage Bag， 1 x Ear Hook， 2 x Pair of Ear Buds with Different Size， 1 x Clip