Features: Built-in HD and sensitivity stereo microphone. Support A2DP, makes you can enjoy clear and natural sound when calling. Fast charging. Only need charging 1 hour to finish electricity and save a lot time. Smart one drag two. Your business headset can connect with two phones at the same time. In this way, you can play Gaming game while call someone. Bluetooth V4.1, compatible with low bluetooth version, connect with for iPhone, iPad, Samsung Galaxy, Android Cell Phones, etc. The available distance up to 33ft. Comfortable silicone ear cap design, not easy to drop, ideal for in-car calling, gym, biking, working, hiking or cooking or exercise use.
Button Instructions: Single press multi-function button: pause / play, answer / end call Short press + key: last song Short press - key: next song Long press + key: volume+ Long press - key: volume- Short press play/pause & + key: Language switch(Chinese & English)
Specifications: Type: Stereo Headphone Material: Plastic Quantity: 1pc Color: Black Bluetooth Version: V4.1 + EDR Protocol Support: HFP/HSP/A2DP/AVRCP/APTX Function: Music display, call, charge, voice prompt Bluetooth Working Range: 10m/33ft Profiles: A2DP Noise Redution:CVC6.0 Frequency: 20 - 20000 Hz Sensitivity: 119dB Resistance: 9Ω Transmission speed: 57 ~ 723Kb / S Wireless launch standard:Class 2 Charging Time: About 1H Talk Time: About 3H Music Time: About 4H Standby:180H Power Input: DC 5V/60mA Cable Length: 65cm/2.1ft Item Size:5.2*1.3*0.9cm/ 2.1*0.6*0.4(L*W*H) Net Weight: 0.012kg/0.4oz Package: 1* Stereo Earphone 1* USB Charging Cable 2 set* Ear Cap (Extra) 1* Earphone clamp 1* Chinese&English User Manual