Nowy prywatny model sportowy bezprzewodowy zestaw słuchawkowy Bluetooth 4.1 stereo

New private model Bluetooth headset sports wireless Bluetooth headset 4.1 stereo headset Product features: Listen to stereo music wirelessly Unique stretching structure design for easy belt matching Wireless ultra-low radiation dialogue High fidelity, CD sound quality effect Remote control of music playback status High sensitivity, omnidirectional microphone design, clear dialogue, no echo Applicable devices: mobile phones with Bluetooth function, iPhone, notebook, etc Effective distance: 10M Support one with two functions Support displaying the current Bluetooth power level on the IOS system Product Specifications: Bluetooth specifications 4.1 Bluetooth version: Support of new versions A2DP1.2 and AVRCP1.0 configuration files Wireless reception: Support Bluetooth headset and hands-free mode (HFP 1.5) Frequency: 2.402-2.480GHz, 2.4G ISM frequency band RF performance: Receiving sensitivity: -90dBm, transmit power/(?:)/4dBm Frequency sound: A very high signal-to-noise ratio (SNR) of 20Hz-20KHz, with a total harmonic distortion rate (THD) of 0.1% at 95Db Power indicator light: Blue light, red light Headphone charging: 160MAH lithium battery can be charged Charging port: Micro 5-pin USB charging interface External sound source Supports 3.5mmLine in input Normal charging time: About 3 hours Call Duration: Up to 7 hours Standby duration: Up to 200 hours Operating temperature: -10~50 Storage temperature: -20~80 New private model Bluetooth headset sports wireless Bluetooth headset 4.1 stereo headset