Built with Latest Bluetooth version 4.1 technology, backward compatibility with V4 .0, V3.0, V2.1, V2.0. Latest RISC MCU and DSP to provide best quality sound .
Feature: 100% brand new and high quality. Quantity: 1 Taiwan and the bluetooth master control chip. Can talk, listening to music Built-in DSP audio processing system, can be a very good eliminate Noise and echo, to ensure clear communication, and music. 2 in a row, to the telegraph, voice prompt operation. Small and light, stealth design. Spescification: Bluetooth version:V4.0 + EDR Bluetooth profiles:Hands free / Headset Radio frequency:2.402-2.480GHz Transmission power:Class2 Support A2DP:music playback (audio output: 35mW, Play / Pause) Multi-point connections can be connected to two one with two Bluetooth devices simultaneously Transmission range:10 m Charging Power:AC input 110-240V DC output 5V (charging time / about 2 hours / charging voltage 3.7v) 4 hours talk time (music playback three hours / standby time 120 hours / working current <15mA) Intelligent voice prompts prompted the state of equipment / to cable Noise MIC:special top silicon Marks Wearing styles:Ear / Stealth headphones patented product Battery type:50mA rechargeable lithium battery Dimensions:3cmX1.7cmX1.2cm/1.19"X0.67"X0.48" Package Content: 1X Earphone 1X USB cable
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